Best Muscle Mass Gainer of 2026

Last updated on 09/06/2026

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Most Relevant

Best Choice

USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Vanilla Flavour - 4kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix

USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Vanilla Flavour - 4kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix

USN

12% Off

Why we love it

High protein matrix content.
Boosts physical performance.
Contains advanced ingredients.

Main Highlights

USN Muscle Fuel Anabolic protein drink mix: High protein shake powder with Vitamins, Minerals, Carbohydrates, BCAAs, Amino Acids and Creatine. Premium dietary supplement designed to support muscle building
Premium women's and men's supplements: 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: Vanilla 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

9.8

Exceptional

9.8

Exceptional

USN

USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Vanilla Flavour - 4kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix

12% Off

Why we love it

High protein matrix content.
Boosts physical performance.
Contains advanced ingredients.

Main Highlights

USN Muscle Fuel Anabolic protein drink mix: High protein shake powder with Vitamins, Minerals, Carbohydrates, BCAAs, Amino Acids and Creatine. Premium dietary supplement designed to support muscle building
Premium women's and men's supplements: 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: Vanilla 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

Value for Money

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Banana, 16 Servings, 5.45 kg, Packaging May Vary

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Banana, 16 Servings, 5.45 kg, Packaging May Vary

Optimum Nutrition

Why we love it

Supports muscle growth effectively.
Promotes performance and recovery.
Choice of delicious flavors.

Main Highlights

Low fat mass gainer with over 1250 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 comes in 6 flavours (banana, chocolate peanut butter, chocolate, cookies & cream, strawberry 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

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Banana, 16 Servings, 5.45 kg, Packaging May Vary

Why we love it

Supports muscle growth effectively.
Promotes performance and recovery.
Choice of delicious flavors.

Main Highlights

Low fat mass gainer with over 1250 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 comes in 6 flavours (banana, chocolate peanut butter, chocolate, cookies & cream, strawberry 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

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

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

USN

Why we love it

Enhances muscle mass effectively.
Offers nutritional weight gain.
Delicious chocolate flavor.

Main Highlights

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.

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

Why we love it

Enhances muscle mass effectively.
Offers nutritional weight gain.
Delicious chocolate flavor.

Main Highlights

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.

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

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

Muscletech

Why we love it

Boosts performance and training intensity.
Optimal blend for immune support.
Helps overcome workout plateaus.

Main Highlights

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

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

Why we love it

Boosts performance and training intensity.
Optimal blend for immune support.
Helps overcome workout plateaus.

Main Highlights

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

MUTANT Mass Extreme 2500 | High-Calorie Weight Gainer | Complex Carbs, BCAAs & Glutamine | Hardcore Muscle Mass Shake | 5450g | Triple Chocolate

MUTANT Mass Extreme 2500 | High-Calorie Weight Gainer | Complex Carbs, BCAAs & Glutamine | Hardcore Muscle Mass Shake | 5450g | Triple Chocolate

Mutant

3% Off

Why we love it

Promotes serious, healthy weight gain.
Fortified with natural whole foods.
Guarantees 100% gourmet taste.

Main Highlights

Extreme Calorie Load | Delivers up to 2,540 calories per day when mixed with 1% milk — engineered for hardgainers and those with extreme muscle growth goals.
High-Quality Protein Blend | Contains 92 g of protein from fast, medium, and slow-digesting whey sources to support muscle growth and recovery.
Complex Carb Matrix | Packed with 510 g of carbohydrates per 2 servings from whole food-based sources like waxy maize, sweet potato, and maltodextrin to fuel intense workouts.
Loaded with BCAAs & Glutamine | Provides 17.3 g of key amino acids (L-Leucine, L-Isoleucine, L-Valine, and L-Glutamine) to support recovery and protein synthesis.
Enzyme Fortified | Includes a digestive enzyme blend (Lactase & Protease) to help improve nutrient absorption and ease digestion of this dense shake.

MUTANT Mass Extreme 2500 | High-Calorie Weight Gainer | Complex Carbs, BCAAs & Glutamine | Hardcore Muscle Mass Shake | 5450g | Triple Chocolate

3% Off

Why we love it

Promotes serious, healthy weight gain.
Fortified with natural whole foods.
Guarantees 100% gourmet taste.

Main Highlights

Extreme Calorie Load | Delivers up to 2,540 calories per day when mixed with 1% milk — engineered for hardgainers and those with extreme muscle growth goals.
High-Quality Protein Blend | Contains 92 g of protein from fast, medium, and slow-digesting whey sources to support muscle growth and recovery.
Complex Carb Matrix | Packed with 510 g of carbohydrates per 2 servings from whole food-based sources like waxy maize, sweet potato, and maltodextrin to fuel intense workouts.
Loaded with BCAAs & Glutamine | Provides 17.3 g of key amino acids (L-Leucine, L-Isoleucine, L-Valine, and L-Glutamine) to support recovery and protein synthesis.
Enzyme Fortified | Includes a digestive enzyme blend (Lactase & Protease) to help improve nutrient absorption and ease digestion of this dense shake.

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Vanilla, 8 Servings, 2.73 kg, Packaging May Vary

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Vanilla, 8 Servings, 2.73 kg, Packaging May Vary

Optimum Nutrition

Why we love it

Boosts muscle growth and performance.
Supports muscle recovery effectively.
Delicious variety of flavours.

Main Highlights

CALORIE RICH PROTEIN SOURCE – the ultimate gainer powder which can be used post-workout or between meals
SUPPORTS SERIOUS SIZE – great for those aspiring to be bigger, for those who find it hard to gain weight / muscle, or for those on the go who have high caloric needs due to intense training
1,255-1272 CALORIES per serving – when mixed with water
50 g – 53 g PROTEIN per serving
250 g+ CARBOHYDRATES per serving
ADDED CREATINE, L-GLUTAMINE & GLUTAMIC ACID

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Vanilla, 8 Servings, 2.73 kg, Packaging May Vary

Why we love it

Boosts muscle growth and performance.
Supports muscle recovery effectively.
Delicious variety of flavours.

Main Highlights

CALORIE RICH PROTEIN SOURCE – the ultimate gainer powder which can be used post-workout or between meals
SUPPORTS SERIOUS SIZE – great for those aspiring to be bigger, for those who find it hard to gain weight / muscle, or for those on the go who have high caloric needs due to intense training
1,255-1272 CALORIES per serving – when mixed with water
50 g – 53 g PROTEIN per serving
250 g+ CARBOHYDRATES per serving
ADDED CREATINE, L-GLUTAMINE & GLUTAMIC ACID

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Chocolate, 8 Servings, 2.73 kg, Packaging May Vary

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Chocolate, 8 Servings, 2.73 kg, Packaging May Vary

Optimum Nutrition

Why we love it

High-protein, low-fat mass gainer.
Comes in 6 appealing flavors.
Supports muscle growth and performance.

Main Highlights

Low fat mass gainer with over 1250 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 comes in 6 flavours (banana, chocolate peanut butter, chocolate, cookies & cream, strawberry 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

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Chocolate, 8 Servings, 2.73 kg, Packaging May Vary

Why we love it

High-protein, low-fat mass gainer.
Comes in 6 appealing flavors.
Supports muscle growth and performance.

Main Highlights

Low fat mass gainer with over 1250 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 comes in 6 flavours (banana, chocolate peanut butter, chocolate, cookies & cream, strawberry 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

USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Strawberry Flavour - 2kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix

USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Strawberry Flavour - 2kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix

USN

13% Off

Why we love it

High protein content ensures growth.
Enhances physical performance substantially.
Includes industry-leading nutrition formula.

Main Highlights

All-In-One Muscle Fuel Anabolic Protein Drink Mix: High protein shake powder with Vitamins, Minerals, Carbohydrates, BCAAs, Amino Acids and Creatine. Premium dietary supplement designed to support muscle building
Premium Supplements for Women and Men: 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: Strawberry 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

USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Strawberry Flavour - 2kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix

13% Off

Why we love it

High protein content ensures growth.
Enhances physical performance substantially.
Includes industry-leading nutrition formula.

Main Highlights

All-In-One Muscle Fuel Anabolic Protein Drink Mix: High protein shake powder with Vitamins, Minerals, Carbohydrates, BCAAs, Amino Acids and Creatine. Premium dietary supplement designed to support muscle building
Premium Supplements for Women and Men: 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: Strawberry 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

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Strawberry, 8 Servings, 2.73 kg, Packaging May Vary

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Strawberry, 8 Servings, 2.73 kg, Packaging May Vary

Optimum Nutrition

Why we love it

Supports muscle growth and performance.
Promotes recovery with carbohydrates.
Offers tasty, diverse flavor options.

Main Highlights

Low fat mass gainer with over 1250 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 comes in 6 flavours (banana, chocolate peanut butter, chocolate, cookies & cream, strawberry 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

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Strawberry, 8 Servings, 2.73 kg, Packaging May Vary

Why we love it

Supports muscle growth and performance.
Promotes recovery with carbohydrates.
Offers tasty, diverse flavor options.

Main Highlights

Low fat mass gainer with over 1250 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 comes in 6 flavours (banana, chocolate peanut butter, chocolate, cookies & cream, strawberry 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

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

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

USN

13% Off

Why we love it

All-in-one protein and creatine.
Increases physical performance notably.
Reduces muscle protein breakdown.

Main Highlights

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

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

13% Off

Why we love it

All-in-one protein and creatine.
Increases physical performance notably.
Reduces muscle protein breakdown.

Main Highlights

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

We scanned 539 products

We reviewed these offers relevant to the Muscle Mass Gainer within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like USN, Optimum Nutrition, Muscletech, Mutant, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Muscle Mass Gainer in the market, we considered we took a deep dive into 2696 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is USN Muscle Fuel Anabolic All-In-One Muscle Mass Gainer, Vanilla Flavour - 4kg, 54g Protein Powder, 5g Creatine Powder & 5g BCAA Powder For Maximum Muscle Growth, Post Workout Recovery Drink Mix. We love many things about this product by USN. What sets it apart from the competition is High protein matrix content, Boosts physical performance, Contains advanced ingredients.
The best value product for most shoppers and where user satisfaction is continuously the highest is Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Banana, 16 Servings, 5.45 kg, Packaging May Vary by Optimum Nutrition based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Muscle Mass Gainer and the best cost-to-value ratio is 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 Mixat USN with a 13% discount.
Our list of the best Muscle Mass Gainer is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.