Christmas SaleToday's sale ends

Best Mass Gainer - Holiday Sale

Advertising Disclosure

Last Updated - 18.12.2025

Best Choice

01

Optimum Nutrition

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Chocolate, 16 Servings, 5.45kg, packaging may vary

Show more
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

To prepare the Weight Gainer, mix 2 measuring spoons with 710 ml of water or plant milk, add fruit or nut butter for a tasty and high-calorie protein smoothie after exercise or between meals
Source EFSA Journal * 2010;8(10):1811; 2011;9(6):2203; ** 2011;9(7):2303; *** 2011; 9(7):2305
Serious Mass protein powder is available in 6 flavours (banana, chocolate peanut butter, chocolate, cookies and cream, strawberry and vanilla) and contains sweetener
Protein powder formula without added sugar with 25 vitamins and minerals and less than 5 g of fat per serving, plus over 250 g of carbonic hydrates to support muscle regeneration***
Low-fat Mass Gainer with over 1250 calories and 50 g protein per serving to support muscle growth plus* 3 g creatine monohydrate to support performance**

64,95 €
02

ESN

ESN Massive Weight Gainer, 4000 g FID36687

Show more
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Protein source: with a serving of 150 g, our weight gainer provides you with 22 grams of protein made from high-quality whey protein powder
Made in Germany: The ESN Massive Weight Gainer is produced in our in-house production in Germany in compliance with the strictest quality standards
Delicious taste: vanilla ice cream or chocolate cream – two excellent flavours with a sweet note and all without aspartame to support your weight gain
CARBOHYDRATE SUPPLY: The ESN Massive Weight Gainer provides you with carbohydrates from natural products such as whole grain rice flour, buckwheat flour or quinoa flour

49,90 €
03

Optimum Nutrition

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Vanilla, 8 Servings, 2.73kg, packaging may vary

Show more
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Supplied as instant powder. Simply mix with water for a delicious and calorie-rich post-workout drink or take it between meals to promote muscle growth.
Provides calories: promotes muscle mass increase and replenishes the body's glycogen stores.
Packaging can vary – updated look, same trusted quality.
No added sugar: Contains 24 vitamins and minerals per serving.
Muscle-building preparation with 1,250 calories and 50 g of protein per serving and less than 5 g of fat.
Great value for money: Serious Mass protein powder has a high calorie content and contains high-quality protein.

38,99 €
Value for Money

04

Optimum Nutrition

Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins, Creatine and Glutamine, Chocolate, 8 Servings, 2.73kg, packaging may vary

Show more
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Supplied as instant powder. Simply mix with water for a delicious and calorie-rich post-workout drink or take it between meals to promote muscle growth.
Provides calories: promotes muscle mass increase and replenishes the body's glycogen stores.
Packaging can vary: updated look, same trusted quality.
No added sugar. Contains 24 vitamins and minerals per serving.
Muscle-building preparation with 1,250 calories and 50 g of protein per serving and less than 5 g of fat.
Great value for money: Serious Mass protein powder has a high calorie content and contains high-quality protein.

41,74 €
05

MUTANT

MUTANT Mass | Muscle Mass Gainer | 1100 Calories, 56g Protein, Whole Food Carbs, BCAAs and Glutamine | Ultimate Hardcore Weight Gain Shake | (2270g) | (Strawberry Banana)

Show more
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Hardcore mass-building calories - Delivers an incredible 1,100 nutrient-rich calories per serving to support fast muscle growth and strength gain.
ELITE WHOLE-FOOD CARB SOURCES - Packed with complex carbohydrates from sweet potatoes, oatmeal and wax corn starch for clean, long-lasting energy.
DESIGNED FOR EXTREME RESULTS - Designed for athletes who want to overcome plateaus, this gainer delivers high-quality macronutrients without unnecessary fillers.
Advanced protein formula - Contains whey protein isolate, hydrolyzed whey, micellar casein and milk protein concentrate to promote regeneration and build fat-free mass.
AMINO ACIDS & REGENERATION - Contains 36g of essential amino acids (EAAs), including 10.4g glutamine and 12.2g BCAAs, for muscle regeneration and growth.

23,95 €
06

Weider

WEIDER Mega Mass 4000 Weight Gainer Shake for Growth, Chocolate, with Protein, Creapure Creatine Monohydrate, Complex Carbohydrates, Vitamins and Minerals – Muscle Building Shake, 3 kg

Show more
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Upgrade your performance: The daily intake of 3 g creatine increases physical performance during speed strength training as part of short-term intensive physical activity.
Quality promise: Sports and health are our passion. Our mission is to provide our highly valued, loyal customers with the best possible quality products.
Optimal solution for the hard gainer: With its high-calorie and protein-rich formula, our Mega Mass 4000 Weight Gainer is the ideal complement for muscle building and weight gain.
First-class composition: Our Mega Mass 4000 is rich in high-quality protein (whey, casein, chicken egg), complex carbohydrates and important micronutrients.
Extremely delicious: Whether chocolate, vanilla or strawberry, the classic milkshake flavours have never been so delicious and creamy. The powder tastes absolutely delicious in both milk and water.

46,39 €
07

Premium Body Nutrition

Weight Gainer Cookies

Show more
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Suitable for Vegetarians
PBN Weight Gainer Cookies 3kg Tub
Improved flavour
Each serving contains 50g of protein
Each Pack contains 9 Servings

22,02 €
08

Dymatize

Dymatize Super Mass Gainer Gourmet Vanilla 2943g - Weight Gainer Powder + Carbohydrates, BCAAs and Casein

Show more
8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Specially developed for body builders, hard gainers and powerlifters and your special requirements - especially in construction, the protein weight gainer ensures an adequate calorie supply and nutrient intake
Per serving, the Super Mass Gainer provides you with up to 243 g carbohydrates, 52 g protein, 11-12 g BCAAs and 3 g fine creapure creatine as well as 5 contained vitamins that contribute to a reduction of fatigue
Our solid combination of creatine, carbohydrates, BCAAs and proteins provides valuable nutrients to meet the special requirements in the building phase
For ideal results in weight gain daily after training, mix a portion with 700 ml of water. The mass protein shake is gluten-free and also suitable for vegetarians
According to the informed choice, all substances in the Mass Gainer powder meet the highest standards - so athletes are protected over product quality, especially during the competition period

38,89 €
09

Mammut Nutrition

Mammut Nutrition Crash Weight Gainer Powder Vanilla - 4.5 kg - 518 kcal/shake for weight gain - 80% carbohydrates - 4-component protein - Ideal for endurance and performance athletes

Show more
8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Ideal for endurance and professional athletes.
High carbohydrate content with 80% carbohydrates (vanilla).
Contribution to weight gain.
3-component carbohydrate complex and 4-component protein complex.
1410 kcal per 3 shakes.

29,89 €
10

Bulk

BULK POWDERS Complete Mass High Calorie Weight Gain Protein Shake Powder, Strawberry, 1 kg

Show more
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

SUPPORTS MUSCLE BUILDING The balanced blend of protein and carbohydrates promotes fat-free muscle gain.
High-calorie formula to support your mass phase: with 535 kcal per serving, it provides the energy you need for effective muscle building.
High protein content for optimal muscle building: each 135 g serving provides 45 g of high-quality protein to support your daily fitness goals.
Delicious flavours with easy blend for maximum comfort.
A simple and practical option for anyone who wants to increase their calorie and nutrient intake comfortably.

12,80 €