May 2, 2026

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10 Best weight gainers of 2026

Save up to 35% off

Best Choice

1

Optimum Nutrition
Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 10.19 Pound, 28 Servings (Packaging May Vary)
Main highlights

High Protein and Calorie Content
650 calories and 60g protein per serving to support muscle building and weight gain goals.

Ideal for Post-Workout and Between Meals
Great for use post-workout or between meals to restore energy levels and support mass gaining goals.

Praised for Taste and Mixability
Customers love the taste, especially the double chocolate flavor, and how easily it mixes with water or milk.
Key specs
- is discontinued by manufacturer:No
- product dimensions:11.5 x 6 x 17 inches 10.19 Pounds
- country of origin:USA
- asin:B002DYIZNK
- date first available:April 21, 2004
9.8

Exceptional

Our Rating
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Based on millions of stores and reviews

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Value for Money

2

Optimum Nutrition
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 12 Pound (Packaging May Vary)
Main highlights

High Calorie and Protein Boost
Provides 1,260 calories and 50g protein per 2-scoop serving for effective weight gain.

Ideal for Weight Gain and Muscle Building
Perfect for those looking to gain mass and enhance muscle strength with consistent use.

Versatile Mixing Options
Highly praised for its versatility; can be blended with milk, peanut butter, and fruits.
Key specs
- is discontinued by manufacturer:No
- product dimensions:11.5 x 5.5 x 16 inches 12 Pounds
- country of origin:USA
- asin:B000GIPJ0M
- date first available:September 16, 2003
9.7

Exceptional

Our Rating
3

Dymatize
Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)

13% Off
Main highlights

High Caloric and Protein Content
Provides 1310 calories and 52g protein per serving for mass gain.

Ideal for Hard Gainers
Perfect for individuals struggling to gain weight or muscle mass.

Praised for Taste and Consistency
Customers appreciate the gourmet vanilla flavor and smooth mixing.
Key specs
- is discontinued by manufacturer:Yes
- product dimensions:6.5 x 3.5 x 3.5 inches; 1.26 Pounds
- country of origin:N/A
- asin:B0020XQWCA
- date first available:March 25, 2009
9.6

Exceptional

Our Rating
4

Optimum Nutrition
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)
Main highlights

High Calorie and Protein Boost
Over 1,200 calories and 50g of protein per serving for muscle gain.

Ideal for Hardgainers
Perfect for individuals struggling to meet daily calorie needs.

Praised for Taste and Mixability
Customers love the flavor and easy mixing of Serious Mass.
Key specs
- is discontinued by manufacturer:Yes
- product dimensions:7.83 x 7.87 x 10.27 inches 6 Pounds
- country of origin:USA
- asin:B0015R6ZPQ
- date first available:September 21, 2004
9.4

Excellent

Our Rating
5

Optimum Nutrition
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 6 Pound (Packaging May Vary)
Main highlights

High Calorie Content
1,250 calories per serving supports significant weight gain.

Ideal for Muscle Building
Perfect for gym-goers aiming to increase muscle mass.

Taste and Effectiveness
Praised for taste and effectiveness in customer reviews.
Key specs
- is discontinued by manufacturer:Yes
- product dimensions:8.06 x 8.06 x 10.34 inches 6 Pounds
- country of origin:USA
- asin:B0015R36SK
- date first available:May 7, 2005
9.3

Excellent

Our Rating
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6

Dymatize
Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein, Isolate, and Casein (16 Servings)

18% Off
Main highlights

High Protein Content
52 grams of protein per serving, including fast, medium, and slow digesting proteins for muscle support.

Ideal for Hard Gainers
1280 calories and 245g carbs per serving to help even the hardest gainers pack on mass.

Great Taste
Many customers praise the flavor, often comparing it to a milkshake and noting it mixes well with milk or water.
Key specs
- is discontinued by manufacturer:No
- product dimensions:15.5 x 11.5 x 5 inches 12 Pounds
- country of origin:USA
- asin:B005GHHLH2
- date first available:August 8, 2011
9.2

Excellent

Our Rating
7

Dymatize
Dymatize Super Mass Gainer Protein Powder, Rich Chocolate, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (16 Servings)
Main highlights

Key Features
Packed with 10.7g BCAAs, 1280 calories, and 52g protein for muscle synthesis, mass gain, and recovery. Includes 17 vitamins and minerals.

Ideal Use Cases
Perfect for hard gainers needing to pack on mass, and for athletes seeking support for muscle recovery and growth post-workout.

Customer Praise
Most reviews highlight its effectiveness in muscle gain and appreciate the balanced nutritional content, especially the high protein and calorie count.
Key specs
- is discontinued by manufacturer:No
- product dimensions:15.5 x 11.5 x 5 inches 11.9 Pounds
- country of origin:USA
- asin:B00XQF7NG0
- date first available:April 27, 2011
9.1

Excellent

Our Rating
8

Supragenix

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

21% Off
Key specs
- is discontinued by manufacturer:N/A
- product dimensions:N/A
- country of origin:USA
- asin:B0CX3P86NB
- date first available:March 4, 2024
8.9

Very Good

Our Rating
9

BSN
BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gainer, 2:1 Carbs to Protein Ratio, Vanilla Ice Cream, 5.82 Pound, 16 Servings

35% Off
Main highlights

High Calorie Protein Blend
TRUE-MASS offers 700 calories per serving to support extreme training programs.

Ideal for Mass Gain
Designed for those seeking to increase muscle mass with a 2:1 carb to protein ratio.

Unbeatable Taste and Consistency
BSN's flavor technology ensures a milkshake-like experience, praised by users for its taste.
Key specs
- is discontinued by manufacturer:No
- product dimensions:8.03 x 8.03 x 11.31 inches 5.82 Pounds
- country of origin:USA
- asin:B000GP5HOS
- date first available:April 28, 2004
8.7

Very Good

Our Rating
10

BOOST
BOOST Very High Calorie Nutritional Drink – Helps Weight Gain & Maintenance - 530 Calories - 26 Vitamins & Minerals - 22 g Protein - Calorie-Dense Nutritional Drink - Chocolate - 8 fl oz (Pack of 24)
Main highlights

High Calorie Nutrient Rich
Provides 530 calories, 22g protein, and 26 vitamins/minerals per 8 fl oz.

Ideal for Low Appetite
Perfect as a snack or mini meal for those with low appetite.

Critical Nutritional Support
Praised for helping individuals meet calorie and nutrient needs effectively.
Key specs
- asin:B0B1HJL9QK
- product dimensions:12.2 x 8.5 x 5.6 inches; 12 Pounds
- date first available:May 17, 2022
- item model number:00043900906584
- best sellers rank:#8 in Protein Drinks
8.6

Very Good

Our Rating

10 Best weight gainers of 2026

1

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 10.19 Pound, 28 Servings (Packaging May Vary)

How do we rank?

How do we rank?

Analyzing top stores

2

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 12 Pound (Packaging May Vary)

3

Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)

4

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)

5

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 6 Pound (Packaging May Vary)

6

Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein, Isolate, and Casein (16 Servings)

7

Dymatize Super Mass Gainer Protein Powder, Rich Chocolate, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (16 Servings)

8

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

9

BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gainer, 2:1 Carbs to Protein Ratio, Vanilla Ice Cream, 5.82 Pound, 16 Servings

10

BOOST Very High Calorie Nutritional Drink – Helps Weight Gain & Maintenance - 530 Calories - 26 Vitamins & Minerals - 22 g Protein - Calorie-Dense Nutritional Drink - Chocolate - 8 fl oz (Pack of 24)

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10 Best weight gainers of 2026

1

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 10.19 Pound, 28 Servings (Packaging May Vary)

How do we rank?

How do we rank?

Analyzing top stores

2

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 12 Pound (Packaging May Vary)

3

Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)

4

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)

5

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 6 Pound (Packaging May Vary)

6

Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein, Isolate, and Casein (16 Servings)

7

Dymatize Super Mass Gainer Protein Powder, Rich Chocolate, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (16 Servings)

8

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer

9

BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gainer, 2:1 Carbs to Protein Ratio, Vanilla Ice Cream, 5.82 Pound, 16 Servings

10

BOOST Very High Calorie Nutritional Drink – Helps Weight Gain & Maintenance - 530 Calories - 26 Vitamins & Minerals - 22 g Protein - Calorie-Dense Nutritional Drink - Chocolate - 8 fl oz (Pack of 24)

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Rule 1 Proteins Mass Gainer - High-Calorie Weight Gain Formula with 1,220+ Calories, 250g+ Complex Carb Blend, 40g All-Whey Protein Per Serving (8 Servings, Vanilla Crème)

Mutant Mass Extreme 2500 – High Calorie Mass Gainer Whey Protein Powder for Muscle Building and Weight Gain – Clean Calories with Whole Food Carbs - Vanilla Ice Cream 2.2 lb

Smart Weight Gainer for Women – Booty Pills, Curves & Shape Support for Healthy Weight Gain, Hips & Glutes – Easy Alternative to Shakes – 60 Pills with Aguaje, Pueraria Mirifica, Dong Quai & more

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G-Curve Butt and Breast Growth Capsules - Horny Goat Weed Muira Puama & Maca Root for Butt Growth Support - Advanced Herbal Formula - Supports Bigger Butt & Bigger Breast - Easy to Swallow - 60 Count

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