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Optimum Nutrition Serious Mass Chocolate 2727 g
Weight GainerSet Consisting of: 1 x boxFlavour: Chocolate1263 calories per serving50 g whey protein per serving3 grams creatine per serving25 vitamins and mineralsContents: 2,727 g
£35.19
Optimum Nutrition Serious Mass Chocolate 5455 g
Weight GainerSet Consisting of: 1 x bagFlavour: Chocolate1263 calories per serving50 g whey protein per serving3 grams creatine per serving25 vitamins and mineralsContents: 5,455 g
£58.00
Weider Mega Mass 4000 (4kg) Chocolate Flavour, Mass Gainer with High Content of Complex Carbohydrate Blend, for Energy and Muscle Mass B0762XPSM1
Optimum mixture of nutrients for muscle growth Energy and high quality proteins Provide the energy your muscles need to grow Made of corn maltodextrin, whole grain oatmeal, native wheat and potato starch
£69.83
Shipping: Free
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Dymatize Super Mass Gainer Rich Chocolate 2943g - Weight-Gainer Powder + Carbohydrates, BCAAs and Casein B09PLCG7DP
OUR MASSIVE COMBINATION of creatine, carbohydrates, BCAAs and proteins provides valuable nutrients to meet the particular needs of your bulking phase DEVELOPED SPECIALLY FOR BODYBUILDERS, hardgainers and powerlifters and their specific needs, Protein Weight Gainer provides appropriate calories and nutrients, especially in the bulking phase EVERY SERVING of Super Mass Gainer provides up to 243 g of carbohydrates, 52 g of protein, 11–12 g of BCAAs and 3 g of fine Creapure creatine, as well as five vitamins to help reduce tiredness ACCORDING TO INFORMED CHOICE, every substance in the Mass Gainer powder is of the highest standard, so athletes can rest easy knowing their product is top quality, especially during competitions FOR BEST RESULTS when bulking, mix one serving in 700 ml of water every day after training. The mass gainer protein shake is gluten free and suitable for vegetarians
£49.99
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Bulk Complete Mass Gainer | Chocolate | 16 servings | 43g Protein per Serving | 81g Carbohydrates | 500 kcal per Serving | High-Calorie Weight Gainer | Supports Muscle Growth | High Protein B00H3C3QM2
High Protein for Optimal Muscle Gain: Each 135g serving delivers 43g of high-quality protein along with 65g of carbohydrates, providing essential macronutrients required to support muscle growth, weight gain, and sustained energy levels throughout the day. High-Calorie Formula to Support Bulking Goals: With 500 kcal per serving, this mass gainer is designed to help athletes, bodybuilders, and fitness enthusiasts meet their daily calorie requirements for effective bulking and muscle recovery. An easy and convenient option for those looking to increase their calorie and protein intake, whether enjoyed between meals or after training as part of your daily routine. Supports Muscle Growth The balanced blend of protein and carbohydrates aids in muscle repair and development after workouts, promoting muscle gain. Delicious Flavours with Easy Mixing for Convenience: Available in a variety of popular flavours, this mass gainer mixes smoothly with water or milk, offering a convenient and enjoyable way to increase your calorie and protein intake any time of day.
£29.99
Shipping: Free
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Mutant Mass | Protein mass gainer - chocolate Fudge Brownie (2.27 kg) FID45667
Made with natural whole foods (barley, sweet potato, rolled oats, avocado, coconut oil, flaxseed, pumpkin seed and sunflower oil) 56 g of pure protein, 192 g of clean carbs, 12 g of fat 26.1 g of EAAs and 12.2 g of BCAAs (naturally present) Essential fatty acids (EFAs) and natural oils from coconut, avocado, flaxseed, pumpkin seed and sunflower Engineered in our own state-of-the-art manufacturing facility to maintain gold-standard quality
£39.99
Shipping: Free
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Optimum Nutrition Serious Mass Chocolate Peanut Butter 2727 g
Weight GainerSet Consisting of: 1 x boxFlavor: Chocolate, Peanut Butter1263 calories per serving50 g whey protein per serving3 grams creatine per serving25 vitamins and mineralsContents: 2,727 g
£40.00
Shipping: Free
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Mutant Mass | Protein mass gainer - chocolate Fudge Brownie (2.27 kg) MUT-02662
Made with natural whole foods (barley, sweet potato, rolled oats, avocado, coconut oil, flaxseed, pumpkin seed and sunflower oil) 56 g of pure protein, 192 g of clean carbs, 12 g of fat 26.1 g of EAAs and 12.2 g of BCAAs (naturally present) Essential fatty acids (EFAs) and natural oils from coconut, avocado, flaxseed, pumpkin seed and sunflower Engineered in our own state-of-the-art manufacturing facility to maintain gold-standard quality
£39.99
Shipping: Free
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Optimum Nutrition Serious Mass Chocolate Peanut Butter 5455 g
Weight GainerSet Consisting of: 1 x pouchFlavor: Chocolate, Peanut Butter1263 calories per serving50 g whey protein per serving3 grams creatine per serving25 vitamins and mineralsContents: 5,455 g
£60.85
Bulk Complete Mass Gainer | Chocolate Caramel | 16 servings | 43g Protein per Serving | 81g Carbohydrates | 500 kcal | High-Calorie Weight Gainer | Supports Muscle Growth & Maintenance | High Protein B0CW629XTD
High Protein for Optimal Muscle Gain: Each 155g serving delivers 43g of high-quality protein along with 81g of carbohydrates, providing essential macronutrients required to support muscle growth, weight gain, and sustained energy levels throughout the day. High-Calorie Formula to Support Bulking Goals: With 500 kcal per serving, this mass gainer is designed to help athletes, bodybuilders, and fitness enthusiasts meet their daily calorie requirements for effective bulking and muscle recovery. An easy and convenient option for those looking to increase their calorie and protein intake, whether enjoyed between meals or after training as part of your daily routine. Supports Muscle Growth The balanced blend of protein and carbohydrates aids in muscle repair and development after workouts, promoting muscle gain. Delicious Flavours with Easy Mixing for Convenience: Available in a variety of popular flavours, this mass gainer mixes smoothly with water or milk, offering a convenient and enjoyable way to increase your calorie and protein intake any time of day.
£29.99
Shipping: Free
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Dymatize Super Mass Gainer Rich Chocolate 2943g - Weight-Gainer Powder + Carbohydrates, BCAAs and Casein OPC-PQCKQFS-NEW
OUR MASSIVE COMBINATION of creatine, carbohydrates, BCAAs and proteins provides valuable nutrients to meet the particular needs of your bulking...
£73.00
Shipping: Free
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Kinetica Sports OatGain Mass Gainer–Chocolate Caramel, 4.8Kg, 30 Servings | 47g Protein, 78g Carbs & 620 Kcal/Serve |Optimum Bulk Weight Gain Whey Protein Supplement | WADA & Informed Sport Approved KCA-200866
Irresistible Flavour for Maximum Enjoyment: Kinetica Sports OatGain Mass Gainer comes in two mouthwatering flavours: Chocolate Caramel Nut and Raspberry Yoghurt. Each delivers a rich, satisfying taste and aroma, making it easy and enjoyable to fuel your body with extra calories and nutrients to support high training loads. Smooth & Easy Mixability: Experience hassle-free mixing with Kinetica Sports OatGain Weight Gainer. Whether you prefer water, milk, or milk alternatives, our mass gainer powder mixes easily with milk or water for a high protein, high calorie shake in seconds. High-Calorie Fuel for Muscle & Energy: Each serving of Kinetica Sports OatGain mass gainer provides 620 Kcals and 47g of protein to help you gain weight, increase overall muscle mass, and replenish your energy stores, making it ideal for intense workouts and recovery. Along with just 6.4g of sugar per serving, OatGain is also enriched with 3.2g of Taurine, 3.0g of L-Glutamine and a complete range of vitamins including B Vitamins, A, C, D, E and K to support energy metabolism, muscle recovery. Convenient & Versatile for Any Lifestyle: Kinetica OatGain weight gainer is perfect for anyone looking to intake a high volume of calories for weight gain or energy regeneration. It’s suitable for vegetarians and can be used as a post-workout shake, meal replacement, or mid-day snack. Simply mix one serving with water, milk, or your preferred beverage for a quick and nutritious option. Quality Assured & Batch-Tested for Safety: Kinetica Sports OatGain mass gainer is batch-tested under the Informed-Sport testing program to ensure that every batch complies with WADA’s high standards. You can trust that OatGain is free from banned substances and made with quality ingredients to fuel your training safely and effectively.
£94.99
Shipping: Free
Amazon Marketplace - Kinetica Sports Nutrition
Trec Nutrition Mass XXL Chocolate Gainer 4800g - Rapid Muscle Mass, 100% Whey Protein + Vitamin Complex, Carbs | P5055 OPC-P8HBJM8-NEW
Mass XXL, Chocolate - 4800 grams Unleash rapid muscle growth with MASS XXL, a high-performance mass gainer designed for athletes who want fast,
£77.91
Shipping: £3.99
OnBuy
Optimum Nutrition Serious Mass Chocolate Mint 5455 g
Weight GainerSet Consisting of: 1 x bagFlavor: Chocolate, Mint1263 calories per serving50 g whey protein per serving3 grams creatine per serving25 vitamins and mineralsContents: 5,455 g
£73.39
Applied Nutrition Critical Mass Professional - Weight Gain Protein Powder, High Calorie Weight Gainer, Lean Mass (2.4kg - 16 Servings) (Chocolate) B0D7HYNLRT
THE UK'S MOST TRUSTED MASS GAINER FOR SERIOUS SIZE & STRENGTH – Critical Mass Professional is the ultimate high-calorie weight gainer, engineered for those who want to bulk up, increase muscle mass, and fuel intense workouts. This mass gainer supplement is trusted by hard gainers, bodybuilders, and athletes looking for serious results. 1,000+ CALORIES PER SERVING – PACKED WITH HIGH-QUALITY PROTEIN & CARBS – Delivers a caloric surplus essential for lean muscle gain. Each serving contains a blend of fast-absorbing and slow-digesting proteins, including ISO-XP Whey Isolate, to maximize muscle recovery and growth. Combined with a premium carbohydrate complex, it helps sustain energy levels and support muscle glycogen replenishment. POWERFUL CREATINE & GLUTAMINE COMPLEX FOR PERFORMANCE & RECOVERY – Enhanced with Creatine Monohydrate, Critical Mass Professional boosts strength, endurance, and muscle power output for high-intensity training. Includes L-Glutamine & Glutamic Acid, key amino acids that aid muscle recovery, reduce fatigue, and support immune function. OPTIMAL WEIGHT GAIN FORMULA FOR HARD GAINERS & ATHLETES – Whether you struggle to put on weight, need extra calories due to intense training, or want to bulk up, this high-calorie gainer provides the perfect macronutrient balance. Ideal as a post-workout shake, meal replacement, or between-meal supplement for continuous muscle fuel. EASY MIXING & DELICIOUS FLAVOURS FOR MAXIMUM ENJOYMENT – Designed for convenience, this instantized protein powder mixes effortlessly in water or milk, creating a smooth, creamy texture with no lumps or grittiness. Available in 6 mouth-watering flavours: Chocolate, Banana, Vanilla, Chocolate Mint, Strawberry, and White Chocolate & Raspberry. TESTED FOR ATHLETES: at Applied Nutrition we carefully select and monitor each product through our quality management system to bring you the highest level of assurance. Critical Mass Professional is no exception and is tested at an ISO 17025 accredited lab.
£35.95
Shipping: Free
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USN Hyperbolic Mass Weight Gainer Protein Powder | Dutch Chocolate | 6kg | 1100+ Calories | High Calorie Muscle Mass Gainer | 60g Protein + Creatine | Bulk Weight Gain for Hard Gainers B07K116H9C
Our best mass gainer yet: Our best-tasting mass gainer is for those who want to increase their muscle mass, but don't want to compromise on the taste of their protein drink. High calorie bulk powder: With up to 1183 calories our all-in-one mass and weight gainer is ideal for individuals who struggle to gain muscle mass and want a fast-acting, easy-mixing and effective formula. Amazing taste, great results: The improved formula of our delicious chocolate flavour mass gainer contains natural cocoa, with a smoother taste - all delivered with less Sugar. A weight gainer with nutrition: Our mass protein powder contains a massive 60g of protein per serving, partnered with 7.5g of Creatine and 18 vitamins and minerals (B12, B6, C, Magnesium, Iron) to help you be at your best. For best results: To get the best results from Hyperbolic Mass, take 1 servings daily, either after training or as a snack between meals. Simply mix 4 scoops (300g) of the protein powder with 900ml of cold water and enjoy.
£49.94
Shipping: Free
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SERIOUS GAINZ Mass Gainer by The Bulk Protein Company - 5kg Whey Protein Powder, 30g/Serving, Chocolate OPC-PCD9C9Y-NEW
The Bulk Protein Company's SERIOUS GAINZ Mass Gainer is engineered for athletes who want real size, real strength, and real results. This...
£98.89
Shipping: Free
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Applied Nutrition Critical Mass Professional - Weight Gain Protein Powder, High Calorie Weight Gainer, Lean Mass (2.4kg - 16 Servings) (White Chocolate Raspberry) B0CNW7LXMH
THE UK'S MOST TRUSTED MASS GAINER FOR SERIOUS SIZE & STRENGTH – Critical Mass Professional is the ultimate high-calorie weight gainer, engineered for those who want to bulk up, increase muscle mass, and fuel intense workouts. This mass gainer supplement is trusted by hard gainers, bodybuilders, and athletes looking for serious results. 1,000+ CALORIES PER SERVING – PACKED WITH HIGH-QUALITY PROTEIN & CARBS – Delivers a caloric surplus essential for lean muscle gain. Each serving contains a blend of fast-absorbing and slow-digesting proteins, including ISO-XP Whey Isolate, to maximize muscle recovery and growth. Combined with a premium carbohydrate complex, it helps sustain energy levels and support muscle glycogen replenishment. POWERFUL CREATINE & GLUTAMINE COMPLEX FOR PERFORMANCE & RECOVERY – Enhanced with Creatine Monohydrate, Critical Mass Professional boosts strength, endurance, and muscle power output for high-intensity training. Includes L-Glutamine & Glutamic Acid, key amino acids that aid muscle recovery, reduce fatigue, and support immune function. OPTIMAL WEIGHT GAIN FORMULA FOR HARD GAINERS & ATHLETES – Whether you struggle to put on weight, need extra calories due to intense training, or want to bulk up, this high-calorie gainer provides the perfect macronutrient balance. Ideal as a post-workout shake, meal replacement, or between-meal supplement for continuous muscle fuel. EASY MIXING & DELICIOUS FLAVOURS FOR MAXIMUM ENJOYMENT – Designed for convenience, this instantized protein powder mixes effortlessly in water or milk, creating a smooth, creamy texture with no lumps or grittiness. Available in 6 mouth-watering flavours: Chocolate, Banana, Vanilla, Chocolate Mint, Strawberry, and White Chocolate & Raspberry. TESTED FOR ATHLETES: at Applied Nutrition we carefully select and monitor each product through our quality management system to bring you the highest level of assurance. Critical Mass Professional is no exception and is tested at an ISO 17025 accredited lab.
£36.99
Shipping: Free
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Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Chocolate, 4 Servings, 1.34 kg, Packaging May Vary B0FFTB889F
Low fat mass gainer with over 1260 CALORIES and 50g of PROTEIN per serving to support muscle growth* plus 3 grams of CREATINE MONOHYDRATE to support performance** No added sugar protein powder formula with 25 vitamins and minerals and less than 5g fat per serving, plus over 250 grams of CARBOHYDRATES helping support muscle recovery*** Serious Mass protein powder 4 Serve comes in 2 flavours (chocolate and vanilla) & contains sweetener. To prepare weight gainer mix 2 scoops with 710 ml of water or plant milk, add fruit or nut butters for a tasty and calorific post workout or between meals protein smoothie Source EFSA Journal *2010;8(10):1811; 2011;9(6):2203; ** 2011;9(7):2303; ***2011; 9(7):2303
£25.00
Shipping: Free
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USN Hyperbolic Mass Weight Gainer Protein Powder | Dutch Chocolate | 6kg | 1100+ Calories | High Calorie Muscle Mass Gainer | 60g Protein + Creatine | Bulk Weight Gain for Hard Gainers Usnhyperbolicchoc
Our best mass gainer yet: Our best-tasting mass gainer is for those who want to increase their muscle mass, but don't want to compromise on the taste of their protein drink. High calorie bulk powder: With up to 1183 calories our all-in-one mass and weight gainer is ideal for individuals who struggle to gain muscle mass and want a fast-acting, easy-mixing and effective formula. Amazing taste, great results: The improved formula of our delicious chocolate flavour mass gainer contains natural cocoa, with a smoother taste - all delivered with less Sugar. A weight gainer with nutrition: Our mass protein powder contains a massive 60g of protein per serving, partnered with 7.5g of Creatine and 18 vitamins and minerals (B12, B6, C, Magnesium, Iron) to help you be at your best. For best results: To get the best results from Hyperbolic Mass, take 1 servings daily, either after training or as a snack between meals. Simply mix 4 scoops (300g) of the protein powder with 900ml of cold water and enjoy.
£49.94
Shipping: Free
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Dymatize Super Mass Gainer Bar Deluxe Chocolate - High Protein Weight-Gainer Bar + Whey and Casein Protein B01M7VGU56
MASS GAINER BARS are a real taste experience – the mass gainer bars contain 27 g of protein and 28 g of carbohydrates per bar, depending on the flavour, and are both extremely tasty and unbelievably soft in texture ESPECIALLY FOR HARDGAINERS and athletes, these protein bars contain BCAAs and are a great way to maintain your protein intake on the go, as protein contributes to muscle mass growth ESPECIALLY DURING BULKING, protein bars are a proven way to snack on protein quickly and easily and reach a calorie surplus TOP QUALITY, a recipe optimised especially for hardgainers and the best ingredients are all hallmarks of our Mass Gainer bars – so you can get the best out of yourself and your body AFTER TRAINING, the protein bars are a perfect source of protein, which makes them great for even more sustainable muscle growth – but also as a tasty protein snack on the go
£26.52
Shipping: Free
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Reflex Nutrition Instant Mass Heavyweight - Mass Gainer - Over 1000 Kcal per Serving, 60g Protein, Creatine - High Calorie Post Workout or Before Bed Protein Shake (Chocolate Perfection, 5.4 kg) RFN140-PSN
Engineered for Gains: This seamless protein shake mix is specifically formulated to accelerate muscle and weight gains and improve post-workout recovery, enhancing overall workout performance for the dedicated, hard gainer and serious athlete alike Excellent Nutrition Profile: Packed with quality ingredients, each protein shake serving delivers over 1000 kcals, 200g of complex carbohydrates, 60g of muscle gain protein, critical EAAs, creatine, 18 vitamins and minerals (B12, B6, C, Iron, Zinc) Outstanding Taste Sensation: Our Chocolate Perfection mass gainer flavour isn't just a treat for your taste buds - it's a deliciously creamy escape into indulgence with every sip, all while you are fueling your body for mass gain and muscle recovery Optimal Timing for Maximum Impact: Consume Instant Mass Heavyweight high protein shake between meals for a positive nitrogen balance, 20-30 minutes post workout for best results or 45-60 minutes before sleep to aid overnight muscle maintenance Trusted Quality Assurance: Reflex Nutrition's promise to quality means whey protein powder from grass-fed cows - Protein Sources are Glutamine Peptides, Whey Protein Concentrate, Milk Protein, Hydrolysed Whey Protein Produced in an Informed Sport Registered Facility - Suitable for vegetarians and Halal certified - Zero added sugars, artificial colors, or soy protein, assuring a conscientious choice of weight gainer for your muscle-building objectives
£52.00
Shipping: Free
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Reflex Nutrition Instant Mass Heavyweight - Mass Gainer - Over 1000 Kcal per Serving, 60g Protein, Creatine - High Calorie Post Workout or Before Bed Protein Shake (Chocolate Perfection, 5.4 kg) B00KAAGU40
Engineered for Gains: This seamless protein shake mix is specifically formulated to accelerate muscle and weight gains and improve post-workout recovery, enhancing overall workout performance for the dedicated, hard gainer and serious athlete alike Excellent Nutrition Profile: Packed with quality ingredients, each protein shake serving delivers over 1000 kcals, 200g of complex carbohydrates, 60g of muscle gain protein, critical EAAs, creatine, 18 vitamins and minerals (B12, B6, C, Iron, Zinc) Outstanding Taste Sensation: Our Chocolate Perfection mass gainer flavour isn't just a treat for your taste buds - it's a deliciously creamy escape into indulgence with every sip, all while you are fueling your body for mass gain and muscle recovery Optimal Timing for Maximum Impact: Consume Instant Mass Heavyweight high protein shake between meals for a positive nitrogen balance, 20-30 minutes post workout for best results or 45-60 minutes before sleep to aid overnight muscle maintenance Trusted Quality Assurance: Reflex Nutrition's promise to quality means whey protein powder from grass-fed cows - Protein Sources are Glutamine Peptides, Whey Protein Concentrate, Milk Protein, Hydrolysed Whey Protein Produced in an Informed Sport Registered Facility - Suitable for vegetarians and Halal certified - Zero added sugars, artificial colors, or soy protein, assuring a conscientious choice of weight gainer for your muscle-building objectives
£51.26
Shipping: Free
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The Bulk Protein Company, SERIOUS GAINZ - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (White Chocolate, 5kg) B06Y2YTB8B
HIGH-CALORIE MASS GAIN FORMULA WITH ~27G PROTEIN PER SERVING – SERIOUS GAINZ by The Bulk Protein Company delivers approximately 460 calories, 27g protein and 74g carbs per serving, helping support a consistent calorie surplus. Designed for hardgainers and anyone looking to increase size and strength, it supports muscle recovery, training performance and steady weight gain when combined with a structured nutrition plan. SUPPORTS MUSCLE GROWTH & POST-WORKOUT RECOVERY – Each serving provides a balanced blend of protein and carbohydrates to replenish energy after training and support lean muscle growth. The combination of soy protein, whey isolate, casein and oat flour delivers both fast and sustained amino acid release, helping refuel muscles, restore glycogen levels and maintain a high daily protein intake. MIXES BEST WITH MILK FOR A SMOOTHER, MORE ENJOYABLE SHAKE – As a bulking protein powder, SERIOUS GAINZ can be prepared with water or milk, though many users prefer milk for a smoother, richer and more consistent texture. Adding liquid first, shaking thoroughly or using a blender helps reduce clumps and creates a creamier shake that’s easier to drink during heavy bulking phases. SMOOTH, SWEET FLAVOUR EXPERIENCE YOU CAN ENJOY DAILY – This mass gainer delivers a rich, dessert-style taste that makes each shake enjoyable as part of your daily bulking routine. Available in flavours such as Chocolate, Cookies & Cream, Vanilla, Strawberry and Banana, it suits both classic and indulgent preferences. FILLING FORMULA DESIGNED TO SUPPORT A DAILY CALORIE SURPLUS – This mass gainer delivers a dense, satisfying shake that helps maintain daily calorie targets during bulking phases, supporting consistent nutrition intake.
£39.99
Shipping: Free
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The Bulk Protein Company, SERIOUS Gainz - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (Chocolate, 5kg) (Pack of 3) B0GP865SVP
The information below applies to each unit in the pack HIGH-CALORIE MASS GAIN FORMULA WITH 30G PROTEIN PER SERVING – SERIOUS GAINZ by The Bulk Protein Company is positioned as one of the high calorie drinks for weight gain, delivering approximately 468 calories, 30g protein and 81g carbs per serving to help hardgainers stay in a consistent calorie surplus. Designed for anyone needing extra calories to increase size and strength, it supports muscle recovery, training performance and progressive weight gain when paired with a structured eating plan. SUPPORTS MUSCLE GROWTH & POST-WORKOUT RECOVERY – Each serving provides a balanced blend of protein and carbohydrates to replenish energy after training and support lean muscle growth. The combination of soy protein powder, whey isolate protein powder, casein protein powder and oat flour delivers both fast and sustained amino acid release, helping refuel muscles, restore glycogen levels and maintain a high daily protein intake for better recovery and improved performance between sessions. MIXES BEST WITH MILK FOR A SMOOTHER, MORE ENJOYABLE SHAKE – As a bulking protein powder, SERIOUS GAINZ can be prepared with water or milk, though many users prefer milk for a smoother, richer and more consistent texture. Adding liquid first, shaking thoroughly or using a blender helps reduce clumps and creates a creamier shake that’s easier to drink during heavy bulking phases. This preparation method makes each serving more enjoyable and supports daily consistency as calorie needs increase. SMOOTH, SWEET FLAVOUR EXPERIENCE YOU CAN ENJOY DAILY – This whey protein powder delivers a rich, dessert-style taste that makes each protein shake enjoyable as part of your daily bulking routine. Available in popular flavours such as Chocolate, Cookies & Cream, Vanilla, Strawberry and Banana, it offers options suited to both classic and dessert-style preferences. Whether you mix it with water or milk, or blend it into oats and smoothies, the flavour stays satisfying across long bulking phases. FILLING FORMULA DESIGNED TO HELP MAINTAIN A DAILY CALORIE SURPLUS – This mass gainer delivers a dense, satisfying shake that helps men and women stay on track with daily calorie targets during bulking phases. Its naturally filling consistency supports a sustained surplus, while starting with smaller servings, adding more liquid or spacing intake can help maintain comfortable, consistent nutrition throughout the day.
£119.97
Shipping: £4.49
Amazon
Reflex Nutrition Instant Mass Heavyweight - Mass Gainer - Over 1000 Kcal per Serving, 60g Protein, Creatine - High Calorie Post Workout or Before Bed Protein Shake (Chocolate Perfection, 2 kg) B01E483MDK
Engineered for Gains: This seamless protein shake mix is specifically formulated to accelerate muscle and weight gains and improve post-workout recovery, enhancing overall workout performance for the dedicated, hard gainer and serious athlete alike Excellent Nutrition Profile: Packed with quality ingredients, each protein shake serving delivers over 1000 kcals, 200g of complex carbohydrates, 60g of muscle gain protein, critical EAAs, creatine, 18 vitamins and minerals (B12, B6, C, Iron, Zinc) Outstanding Taste Sensation: Our Chocolate Perfection mass gainer flavour isn't just a treat for your taste buds - it's a deliciously creamy escape into indulgence with every sip, all while you are fueling your body for mass gain and muscle recovery Optimal Timing for Maximum Impact: Consume Instant Mass Heavyweight high protein shake between meals for a positive nitrogen balance, 20-30 minutes post workout for best results or 45-60 minutes before sleep to aid overnight muscle maintenance Trusted Quality Assurance: Reflex Nutrition's promise to quality means whey protein powder from grass-fed cows - Protein Sources are Glutamine Peptides, Whey Protein Concentrate, Milk Protein, Hydrolysed Whey Protein Produced in an Informed Sport Registered Facility - Suitable for vegetarians and Halal certified - Zero added sugars, artificial colors, or soy protein, assuring a conscientious choice of weight gainer for your muscle-building objectives
£30.83
Shipping: Free
Amazon
The Bulk Protein Company, SERIOUS GAINZ - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (Chocolate, 5kg) B07CGHS11Z
HIGH-CALORIE MASS GAIN FORMULA WITH ~27G PROTEIN PER SERVING – SERIOUS GAINZ by The Bulk Protein Company delivers approximately 460 calories, 27g protein and 74g carbs per serving, helping support a consistent calorie surplus. Designed for hardgainers and anyone looking to increase size and strength, it supports muscle recovery, training performance and steady weight gain when combined with a structured nutrition plan. SUPPORTS MUSCLE GROWTH & POST-WORKOUT RECOVERY – Each serving provides a balanced blend of protein and carbohydrates to replenish energy after training and support lean muscle growth. The combination of soy protein, whey isolate, casein and oat flour delivers both fast and sustained amino acid release, helping refuel muscles, restore glycogen levels and maintain a high daily protein intake. MIXES BEST WITH MILK FOR A SMOOTHER, MORE ENJOYABLE SHAKE – As a bulking protein powder, SERIOUS GAINZ can be prepared with water or milk, though many users prefer milk for a smoother, richer and more consistent texture. Adding liquid first, shaking thoroughly or using a blender helps reduce clumps and creates a creamier shake that’s easier to drink during heavy bulking phases. SMOOTH, SWEET FLAVOUR EXPERIENCE YOU CAN ENJOY DAILY – This mass gainer delivers a rich, dessert-style taste that makes each shake enjoyable as part of your daily bulking routine. Available in flavours such as Chocolate, Cookies & Cream, Vanilla, Strawberry and Banana, it suits both classic and indulgent preferences. FILLING FORMULA DESIGNED TO SUPPORT A DAILY CALORIE SURPLUS – This mass gainer delivers a dense, satisfying shake that helps maintain daily calorie targets during bulking phases, supporting consistent nutrition intake.
£25.49
Shipping: Free
Amazon
USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Chocolate Flavour - 4kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix B0BHC9F5CM
All-In-One Mass Gainer Formula: High protein shake powder with Vitamins, Minerals, Carbohydrates, BCAAs, Amino Acids and Creatine. Premium dietary supplement designed to support muscle building Premium Supplements for Active Individuals: USN diet supplements offer proven benefits, when taken alongside a balanced diet and healthy lifestyle. Always consult a healthcare professional first High Protein Mass Gainer Powder: Chocolate flavoured drink powder with 54g of premium quality protein, 77g of carbohydrates and 850mg of HMB to support muscle recovery, growth and performance Optimized Muscle Building Stack: All in one muscle gain building stack, combined with raw creatines and carbohydrates, so creatine is easily absorbed and transported around the body. Easy to mix with water Ultimate Sports Nutrition Research: USN are at the forefront of sports nutrition research, making effective sports nutrition supplements for professional and non-professional athletes, pre or post workout
£63.62
Shipping: Free
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USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Chocolate Flavour - 2kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix B0BHC2DK37
USN Muscle Fuel Anabolic protein drink mix: High protein shake powder with Vitamins, Minerals, Carbohydrates, BCAAs, Amino Acids and Creatine. Premium dietary supplement to support muscle building Premium supplements for active individuals: USN diet supplements offer proven benefits, when taken alongside a balanced diet and healthy lifestyle. Always consult a healthcare professional first Mass gainer protein powder: Chocolate flavoured drink powder with 54g of premium quality protein, 77g of carbohydrates and 850mg of HMB to support muscle recovery, growth and performance Reach your goals: All in one muscle gain building stack, combined with raw creatines and carbohydrates, so creatine is easily absorbed and transported around the body. Easy to mix with water Ultimate Sports Nutrition: USN are at the forefront of sports nutrition research, making effective sports nutrition supplements for professional and non-professional athletes, pre or post workout High calorie formula: Contains 2kg of mass gainer powder providing 13 servings with 5g Creatine and 5g BCAAs per serving to support lean muscle growth and athletic performance
£34.99
Shipping: Free
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The Bulk Protein Company, SERIOUS Gainz - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (White Chocolate, 5kg) (Pack of 2) B0GLPGQPWY
The Bulk Protein Company, SERIOUS Gainz - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (White Chocolate, 5kg) (Pack of 2)
£79.98
Shipping: £4.49
Amazon
The Bulk Protein Company, SERIOUS Gainz - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (White Chocolate, 5kg) (Pack of 3) B0GP7H7FL4
The information below applies to each unit in the pack HIGH-CALORIE MASS GAIN FORMULA WITH 30G PROTEIN PER SERVING – SERIOUS GAINZ by The Bulk Protein Company is positioned as one of the high calorie drinks for weight gain, delivering approximately 468 calories, 30g protein and 81g carbs per serving to help hardgainers stay in a consistent calorie surplus. Designed for anyone needing extra calories to increase size and strength, it supports muscle recovery, training performance and progressive weight gain when paired with a structured eating plan. SUPPORTS MUSCLE GROWTH & POST-WORKOUT RECOVERY – Each serving provides a balanced blend of protein and carbohydrates to replenish energy after training and support lean muscle growth. The combination of soy protein powder, whey isolate protein powder, casein protein powder and oat flour delivers both fast and sustained amino acid release, helping refuel muscles, restore glycogen levels and maintain a high daily protein intake for better recovery and improved performance between sessions. MIXES BEST WITH MILK FOR A SMOOTHER, MORE ENJOYABLE SHAKE – As a bulking protein powder, SERIOUS GAINZ can be prepared with water or milk, though many users prefer milk for a smoother, richer and more consistent texture. Adding liquid first, shaking thoroughly or using a blender helps reduce clumps and creates a creamier shake that’s easier to drink during heavy bulking phases. This preparation method makes each serving more enjoyable and supports daily consistency as calorie needs increase. SMOOTH, SWEET FLAVOUR EXPERIENCE YOU CAN ENJOY DAILY – This whey protein powder delivers a rich, dessert-style taste that makes each protein shake enjoyable as part of your daily bulking routine. Available in popular flavours such as Chocolate, Cookies & Cream, Vanilla, Strawberry and Banana, it offers options suited to both classic and dessert-style preferences. Whether you mix it with water or milk, or blend it into oats and smoothies, the flavour stays satisfying across long bulking phases. FILLING FORMULA DESIGNED TO HELP MAINTAIN A DAILY CALORIE SURPLUS – This mass gainer delivers a dense, satisfying shake that helps men and women stay on track with daily calorie targets during bulking phases. Its naturally filling consistency supports a sustained surplus, while starting with smaller servings, adding more liquid or spacing intake can help maintain comfortable, consistent nutrition throughout the day.
£119.97
Shipping: £4.49
Amazon
The Bulk Protein Company, SERIOUS Gainz - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (White Chocolate, 5kg) (Pack of 4) B0GQBV5WP9
The Bulk Protein Company, SERIOUS Gainz - Whey Protein Powder - Weight Gain, Mass Gainer - 30g Protein Powders (White Chocolate, 5kg) (Pack of 4)
£159.96
Shipping: £4.49
Amazon
MUTANT Mass | Muscle Mass Gainer | 1100 Calories, 56g Protein, Whole Food Carbs, BCAAs, and Glutamine | Ultimate Hardcore Weight Gainer Shake | 6800g | Chocolate Fudge Brownie P32018
HARDCORE MASS-BUILDING CALORIES – Delivers an incredible 1,100 nutrient-dense calories per serving to support fast muscle growth and strength gains. ADVANCED PROTEIN FORMULA – Includes whey protein isolate, hydrolyzed whey, micellar casein, and milk protein concentrate to power recovery and build lean mass. ELITE WHOLE-FOOD CARB SOURCES – Packed with complex carbohydrates from sweet potato, rolled oats, and waxy maize starch to provide clean, long-lasting energy. AMINO ACID & RECOVERY SUPPORT – Features 36g of essential amino acids (EAAs), including 10.4g Glutamine and 12.2g BCAAs, for muscle repair and growth. ENGINEERED FOR EXTREME RESULTS – Designed for athletes looking to smash plateaus, this gainer provides quality macros without unnecessary fillers.
£68.87
Shipping: Free
Amazon Marketplace - PowerBody
BSN True Mass 1200, Mass Gainer Protein Powder with Whey Isolate and Carbohydrates, Weight and Muscle Gain and Post Workout Recovery, Chocolate Milkshake Flavour, 15 Servings, 4.8 kg
BSN True Mass 1200 protein mass gainer is designed for professional athletes and sports lovers looking for high quality bodybuilding support BSN weight gainer delivers over 209 g of carbohydrates and no less than 1210 kcal per serving to help quickly increase calorie intake in your diet The high protein content of over 50 g per serving promotes muscle gain and maintenance of muscle mass* Includes proteins derived from whey protein isolate, micellar casein and egg albumin among others, plus medium-chain triglycerides (MCTs) Easily soluble, ready-to-mix muscle gain powder drink* in 3 flavours: Chocolate Milkshake, Strawberry Milkshake or Vanilla Ice Cream Consume post workout to preserve muscle mass, alongside your protein snacks, lean meal replacement shakes and healthy diet *Source: COMMISSION REGULATION (EU) No 432/2012 of 16 May 2012
£85.26
Shipping: Free
Amazon Marketplace - MyFit24
Warrior Mass Gainer Protein Powder 5kg, 18 Servings – 1000 kcal High Calorie Weight Gainer with Whey & Casein – 61g Protein Shake Plus Glutamine – Muscle Growth Supplements – Double Chocolate B07R2CL9ZX
BUILT FOR SERIOUS WEIGHT GAIN – Each serving delivers around 1000 kcal, making this formula ideal for hard gainers and anyone struggling to consume enough calories through food alone. Developed as one of the most effective high calorie drinks for weight gain, it supports bulking and size goals with a dense, performance-focused formula. This is a reliable weight gainer for skinny people looking to increase daily calorie intake and support muscle mass. MULTI-SOURCE PROTEIN FOR MUSCLE GROWTH – Each serving of Warrior Protein Powder Mass Gainer provides 61g of protein from a carefully balanced blend of whey protein powder and micellar casein protein powder, delivering fast absorption after training alongside sustained amino acid release over time. This combination makes it ideal for daily protein shakes that help promote muscle growth, recovery, and maintenance, whether used post-workout or as a high-protein addition to your nutrition plan. HIGH-CALORIE CARB MATRIX WITH REAL OATS – Formulated with a carbohydrate-rich blend featuring fine milled oats, a real carb source that supports sustained energy release and glycogen replenishment during intense training. The inclusion of oats naturally creates a thicker texture and oat-based aroma, reflecting the high calorie density required for serious bulking and weight gain, not thin or lightly flavoured shakes. ENRICHED WITH GLUTAMINE FOR RECOVERY – Includes added glutamine to support post-training recovery, help reduce muscle breakdown, and contribute to normal immune function during intense training periods. Each serving combines fast and slow-digesting proteins with high calories to support sustained muscle recovery and performance between sessions. This balanced support makes the formula suitable for regular use during demanding bulking phases and as part of effective muscle building supplements. PREMIUM QUALITY ASSURED & EASY TO MIX – Manufactured in GMP-certified facilities and free from artificial colours and preservatives, ensuring consistent quality and reliability. Available in multiple flavours to suit your taste preferences, this bulking protein powder features a high-calorie, oat-based formula that is naturally thick. Best mixed with water or milk, or blended for a smoother consistency. Ideal for use post-workout or between meals to support daily calorie and high protein intake.
£49.99
Shipping: Free
Amazon
BSN True Mass 1200, Mass Gainer Protein Powder with Whey Isolate and Carbohydrates, Weight and Muscle Gain and Post Workout Recovery, Chocolate OPC-PHSQQMC-NEW
Features BSN True Mass 1200 protein mass gainer is designed for professional athletes and sports lovers looking for high quality bodybuilding...
£60.00
Shipping: £28.00
OnBuy
MuscleTech MassTech Extreme Protein Powder, Weight & Muscle Mass Gainer, Whey Mass Protein Powder With 3g Creatine, 80g Protein, 2,274 Calories, 2.72kg, Triple Chocolate P45993
Get bigger and stronger; each serving of the 5-In-1 mass gainer formula has 80 g protein, Over 400 g carbs, over 2,000 Calories, 3 g creatine And 23 vitamins and minerals Smash performance plateaus, it also contains bcaas from whey protein plus zinc, vitamin C, B6 and B12, to support the normal functioning of your immune system, especially important when pushing training to the max High-density, clean-calorie shake, reignite your goals with a great-tasting shake that provides a supplemental 2,000 plus calories per day, an amount scientifically studied in university Rresearch Support Recovery, each serving, 4 scoops mixed with 500 ml skimmed milk, of mass-tech extreme 2000 delivers a powerful carbohydrate recovery blend that promotes muscle glycogen replenishment Immune support, every serving provides essential micronutrients, including zinc, vitamin c, B6 And B12, to support the normal functioning of your immune system, especially important when you’re pushing your training to the max
£51.74
Shipping: Free
Amazon Marketplace - PowerBody
1kg Warrior 100% Whey Protein Powder Muscle Mass Gainer Shake Double Chocolate OPC-PDRM5P2-NEW
DESCRIPTION: RICHNUTRIENTS:...
£150.00
Shipping: £25.00
OnBuy
Applied Nutrition Critical Mass Original Weight Gain Support Chocolate Powder Flavour - 6kg
Applied Nutrition Critical Mass Original is the ultimate high-calorie weight gainer for hard gainers, strength athletes, and anyone struggling to increase body mass. Formulated with a powerful blend of premium carbohydrates and a 55g dairy protein complex per serving, this shake is engineered to help you achieve a significant calorie surplus for serious muscle growth and accelerated recovery. Each 240g serving delivers a massive 917 kcal, alongside essential amino acids (including BCAAs), L-Glutamine, CLA, MCTs, and essential fatty acids.This comprehensive mass gainer supports your bulking phase and meets the intense demands of high-energy training. Simply mix 4 scoops with 500-1000ml of milk or water. Enjoy the rich Chocolate Powder flavour as part of your balanced diet and healthy lifestyle to fuel your mass gain goals. Contains milk and egg. Suitable for adults over 18. Halal certified.
2 days
£41.89
Shipping: Free
Joybuy
Applied Nutrition Critical Mass Professional Weight Gain Support Chocolate Powder Flavour - 2.4kg
Unlock your full muscle-building potential with Applied Nutrition Critical Mass Professional, the ultimate weight gain support formula. Designed for serious athletes, bodybuilders, and hard gainers, this premium chocolate-flavoured powder delivers a powerful calorie-dense solution to fuel intense training and maximize growth.Each 150g serving provides a massive 42g of high-quality protein from a blend of milk and whey isolates for essential muscle repair and synthesis. It is packed with 75g of carbohydrates to drive energy, power your workouts, and rapidly replenish glycogen stores. The advanced formula is further enhanced with 3g of creatine monohydrate to boost strength, power, and endurance.Critical Mass Professional goes beyond standard gainers by including key ingredients for superior results. It features HMB, HICA, and ALA to accelerate muscle recovery and provide antioxidant protection. The unique addition of Digezyme® enzymes and LactoSpore® probiotics ensures optimal digestion and superior nutrient absorption, helping you get the most from every serving.Ideal as a post-workout shake or a high-calorie meal replacement. Simply mix 2.5 scoops (150g) with 500ml of water or skimmed milk. Halal certified and rigorously Informed-Sport tested for your peace of mind. Reach your mass goals with Applied Nutrition.
2 days
£36.99
Shipping: Free
Joybuy
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