Christmas SaleToday's sale ends

Best Hardgainer Test - 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
9.8

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**

57,99 €
02

ESN

ESN Massive Weight Gainer, 4000 g FID36687

Show more
9.5

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

Mammut Nutrition

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

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

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.

39,80 €
04

IronMaxx

IronMaxx Maltodextrin 1 x 2 kg nutritional supplement in neutral flavour, weight gainer, carbohydrate powder

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

The ideal ratio of short, medium and long chain carbohydrates and the high glycemic index can prevent muscle breakdown after exercise.
Support protein synthesis and muscle building: Maltodextrin can stimulate insulin distribution in the body and thus supports the transport of creatine and amino acids.
IronMaxx Maltodextrin is the perfect carbohydrate source with 96% complex carbohydrates, making it ideal for gaining weight.
Box contents: Weight Gainer IronMaxx Maltodextrin / Energy Supplement Muscle Building / Vegan Dietary Supplement / Aspartame Free / 1 x 2 kg
100% Maltodextrin weight gainer powder is easy to digest and dissolves easily in water, sports drinks or protein shakes.

17,90 €
Value for Money

05

Motorbuch Verlag

Der MEN`S HEALTH Hardgainer-Guide: Muskelaufbau mit Masterplan: 12 Workouts für 12 Monate. Richtig trainieren - Richtig ernähren - Richtig relaxen
9.0

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.
Main highlights

26,00 €
06

MUTANT

MUTANT Mass Extreme 2500 Gainer Whey Protein Powder Building Muscle Mass and Strength Highly Concentrated Pure Calories 5450 g Vanilla Ice Cream

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

Made from natural full nutrients | barley, sweet potato, oatmeal, avocado, coconut oil, pumpkin seeds.
Extremely calorie-rich weight gain | 1,270 calories per serving (4 scoops) mixed with two cups of 1% milk. Two servings daily provide 2,540 calories.
Each serving contains: 46 grams of 100% pure whey protein, 255 grams of carbohydrates, 7.5 grams of fat per serving (4 scoops) mixed with two cups of 1% milk. Naturally rich in BCAAs, EAAs, glutamine and other amino acids needed for muscle growth after hard training.
Crash weight gain: for hard gainers who want to gain extremely difficult and seriously gain muscle mass
100% Gourmet Flavour

49,27 €
07

SAM'S

5000 calories per day - Mass Weight Gainer with Whey Protein Isolate Powder - Building Food for Maximum Fast Weight Gain - Muscle Building & Mass Building SAMS Ultra Hardgainer (Vanilla 1050 g)

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

What is special: 100% made in Germany. The weight gain powder is delicious, very easily soluble, quick and easy to prepare. By using the protein source CFM whey protein isolate, the protein/calorie powder is biologically very high quality. The protein calorie powder with over 1057 kcal per shake is considered high calories. The weight gain powder is easily digestible and suitable for maintaining bones, muscle mass and muscle building.
What is included: the weight gainer for gain contains carbohydrates such as isomaltulose, dextrose, maltodextrin, soluble fibre (oligofructose) and the best protein CFM whey protein isolate as the only source of amino acids. In addition, high-quality cream grease powder as an energy carrier. It is free from sweeteners, no sugar (sucrose), gluten-free, no artificial colours, no soy protein and artificial flavours.
What are you looking for: are you looking for a muscle and mass gainer with extra many calories per shake? Our calorie shake is a dietary supplement for quick gain for recovery or weight gain for young and old. SAMS Ultra Hard Gainer is highly caloric, delivers up to 5000 calories a day and ensures healthy fast weight gain and muscle building at the same time. In case of weight problems, it is considered the product for gaining.
Weight gain powder: with Sams Ultra Hardgainer as a mass building shake you can avoid underweight. Sams Ultra Hardgainer delivers many easily digestible calories without fibre for maximum performance and effective mass build-up. Also suitable for calorie deficiency, weight loss, loss of appetite in old age and the resulting physical and mental loss of performance as a high-calorie nutrition (assembly cost).
Application: add 1 serving = 150 g (8 heaped measuring spoons) powder with 600 ml low-fat milk into a bowl and stir. Always put the liquid into the container first and then stir the powder or prepare in the shaker. It tastes even better in whole milk (3.5% fat). For supplementary diet, drink 1-5 servings per day or simply as required the personal required calorie quantity.

34,00 €
08

OLIMP SPORT NUTRITION

Olimp Gain Bolic 6000 Bag Mass Gainer Supplement, Chocolate 1kg

Show more
8.3

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

Helps to create good conditions for building muscle mass thanks to protein
Designed to supplement the daily diet with high-quality proteins and carbohydrates, amino acids (including BCAA), creatine and taurine
An excellent addition to a balanced diet of professional and physically active amateur athletes is
A simple and convenient method is to provide healthy and full-fledged calories

14,55 €
09

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
8.1

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.

25,44 €
10

Body Attack Sports Nutrition

Body Attack Power Weight Gainer 100% Mass Building Carbohydrate Protein Powder for Muscle Building with Whey Protein Ideal for Hardgainers

Show more
8.0

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

With whey protein and milk protein for muscle building, provides vitamins and minerals
With high BCAA content: 11,500 mg per daily serving, without aspartame and gluten-free
Power Weight Gainer from the Pro Series by Body Attack - Made in Germany
Carbohydrate protein mixture for mass building, ideal for strength athletes and hard gainers
- -

29,95 €