May 6, 2026

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10 Best sports nutrition weight gainers of 2026

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1

Optimum Nutrition

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 5.09 Pounds (Packaging May Vary)
Key specs
- is discontinued by manufacturer:Yes
- product dimensions:7.8 x 7.87 x 11.18 inches 5.09 Pounds
- country of origin:USA
- asin:B0015R39XM
- date first available:November 22, 2004
9.8

Exceptional

Our Rating
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Value for Money

2

Optimum Nutrition
Optimum Nutrition GS Pro Gainer Weight Gainer Protein Powder, Double Chocolate, 5.09 Pounds (Packaging May Vary)
Main highlights

High Calorie and Protein Support
650 calories and 60g protein per serving for muscle gain.

Post-Workout and Meal Supplement
Ideal for post-workout recovery or as a between-meal supplement.

Great Taste and Easy Mixing
Praised for delicious taste and easy mixing in reviews.
Key specs
- is discontinued by manufacturer:No
- product dimensions:8.06 x 8.06 x 11.18 inches 5.09 Pounds
- country of origin:USA
- asin:B0015R3A1S
- date first available:April 28, 2004
9.7

Exceptional

Our Rating
3

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
9.6

Exceptional

Our Rating
4

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
9.5

Excellent

Our Rating
5

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
9.3

Excellent

Our Rating
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6

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
9.2

Excellent

Our Rating
7

NAKED
NAKED Vanilla Mass - All Natural Vanilla Weight Gainer Protein Powder - 8lb Bulk, NSF Certified, GMO Free, Gluten Free & Soy Free, No Artificial Ingredients - 1,260 Calories - 11 Servings
Main highlights

High Protein and Calorie Content
Provides 50g protein, 1,260 calories per serving for effective weight gain.

Ideal for Hard Gainers
Perfect for those struggling to gain weight with clean ingredients.

Praised for Digestibility and Flavor
Customers appreciate its easy digestion and enjoyable vanilla taste.
Key specs
- is discontinued by manufacturer:No
- product dimensions:7.97 x 8.1 x 11.1 inches 8 Pounds
- country of origin:USA
- asin:B01IO5TJZ4
- date first available:July 18, 2016
9.0

Excellent

Our Rating
8

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer Chocolate Fudge High-Protein Lean Gainer Powder I 5 Lb, 15 Servings I 580 Calories, 30g Protein, 101g Multi-Source Carbs Per Serving I Natural Flavors, Clean Ingredients

20% Off
8.9

Very Good

Our Rating
9

RIVAL NUTRITION

Rival Nutrition Clean Gainer Chocolate Fudge 5 Lb I High Protein Lean Gainer Powdered Drink Mix I 560 Calories, 30g Protein, and 99g Multi-Source Carbs Per Serving I 15 Servings
Key specs
- is discontinued by manufacturer:N/A
- product dimensions:9 x 9 x 11 inches 5 Pounds
- country of origin:USA
- asin:B010OVJSLG
- date first available:July 24, 2015
8.6

Very Good

Our Rating
10

BSN
BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gainer, 4:1 Carbs to Protein Ratio, Chocolate Milkshake, 10.38 Pound, 15 Servings
Main highlights

Key Features
Over 1200 calories, 4:1 carbs to protein ratio, 50g protein, and 213-215g carbs from rolled oats for maximum mass gain.

Ideal Use Cases
Perfect for athletes and bodybuilders needing high-calorie intake for extreme training and muscle mass growth.

Customer Praise
Most reviews highlight the effective mass gain and the quality taste as the product`s standout features.
Key specs
- is discontinued by manufacturer:No
- product dimensions:11.5 x 5.5 x 16.65 inches 10.25 Pounds
- country of origin:N/A
- asin:B00BXLEDPI
- date first available:April 1, 2013
8.5

Good

Our Rating

10 Best sports nutrition weight gainers of 2026

1

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 5.09 Pounds (Packaging May Vary)

How do we rank?

How do we rank?

Analyzing top stores

2

Optimum Nutrition GS Pro Gainer Weight Gainer Protein Powder, Double Chocolate, 5.09 Pounds (Packaging May Vary)

3

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

4

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)

5

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

6

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

7

NAKED Vanilla Mass - All Natural Vanilla Weight Gainer Protein Powder - 8lb Bulk, NSF Certified, GMO Free, Gluten Free & Soy Free, No Artificial Ingredients - 1,260 Calories - 11 Servings

8

RIVAL NUTRITION Clean Gainer Chocolate Fudge High-Protein Lean Gainer Powder I 5 Lb, 15 Servings I 580 Calories, 30g Protein, 101g Multi-Source Carbs Per Serving I Natural Flavors, Clean Ingredients

9

Rival Nutrition Clean Gainer Chocolate Fudge 5 Lb I High Protein Lean Gainer Powdered Drink Mix I 560 Calories, 30g Protein, and 99g Multi-Source Carbs Per Serving I 15 Servings

10

BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gainer, 4:1 Carbs to Protein Ratio, Chocolate Milkshake, 10.38 Pound, 15 Servings

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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

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, Chocolate Fudge)

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

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Muscle Milk Gainer Protein Powder, Vanilla Creme, 32g Protein, 5 Pound

10 Best sports nutrition weight gainers of 2026

1

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 5.09 Pounds (Packaging May Vary)

How do we rank?

How do we rank?

Analyzing top stores

2

Optimum Nutrition GS Pro Gainer Weight Gainer Protein Powder, Double Chocolate, 5.09 Pounds (Packaging May Vary)

3

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

4

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)

5

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

6

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

7

NAKED Vanilla Mass - All Natural Vanilla Weight Gainer Protein Powder - 8lb Bulk, NSF Certified, GMO Free, Gluten Free & Soy Free, No Artificial Ingredients - 1,260 Calories - 11 Servings

8

RIVAL NUTRITION Clean Gainer Chocolate Fudge High-Protein Lean Gainer Powder I 5 Lb, 15 Servings I 580 Calories, 30g Protein, 101g Multi-Source Carbs Per Serving I Natural Flavors, Clean Ingredients

9

Rival Nutrition Clean Gainer Chocolate Fudge 5 Lb I High Protein Lean Gainer Powdered Drink Mix I 560 Calories, 30g Protein, and 99g Multi-Source Carbs Per Serving I 15 Servings

10

BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gainer, 4:1 Carbs to Protein Ratio, Chocolate Milkshake, 10.38 Pound, 15 Servings

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

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

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, Chocolate Fudge)

Naturade Weight Gain Nutrition Drink Mix for Healthy Weight Support, Balanced Calories with Protein, Vitamins & Minerals, Vanilla - 20.3 oz

NOW Foods Sports Nutrition, Carbo Gain Powder (Maltodextrin), Rapid Absorption, Energy Production, 8-Pound

Rule 1 Proteins Clean Gainer - High-Protein Lean Gain Formula with 560 Calories, 30g of Full-Spectrum Protein, Over 90g Carbs, Under 6g of Fat (15 Servings, Vanilla Ice Crème)

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

MHP UYM XXXL 1350 Mass Building Weight Gainer, Muscle Mass Gains, w/50g Protein, High Calorie, 11g BCAAs, Leucine, Milk Chocolate, 8 Servings

NutraBio Extreme Mass Gainer Protein Powder, 53G Protein, Clean Weight Gainer, Increase Muscle Mass, Full Spectrum Amino Acid - Vanilla, 6 Pound

Muscle Milk Gainer Protein Powder, Vanilla Creme, 32g Protein, 5 Pound

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