10 Best lean gainers of 2025

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Best Choice

1

Optimum Nutrition

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Double Chocolate, 10.19 Pounds (Packaging May Vary)
9.6

Exceptional

Our Rating

9.3
Flavor

9.3
quality of ingredients

8.4
worth the money
How do we rank?

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Based on millions of stores and reviews

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Value for Money

2

RIVAL NUTRITION

RIVAL NUTRITION Clean Gainer - Soft Serve Vanilla 12lb
9.5

Excellent

Our Rating
3

Forzagen
Forzagen Lean Gainer Premium Mass Builder | Mass Gainer Protein Powder for Men & Women | High Calorie Protein, Weight Gain, Bulk, Muscle Building Supplement | Dutch Chocolate, 12 lbs. (16+ Servings)
Main highlights

High Protein and Calorie Rich
Packed with high-quality protein and high calories from natural carbs like oats, sweet potatoes, and yams to help gain weight and build muscle mass.

Ideal for Weight Gain and Muscle Growth
Perfect for bodybuilders, athletes, and individuals looking to gain weight in a healthy, balanced way without upsetting the stomach.

Praised for Natural Ingredients and Taste
Customers love the natural ingredients, great taste, and the fact that it doesn’t cause digestive issues like other mass gainers.
Key specs
- Carbohydrates:Natural carb source
- Protein:High-quality protein
- Calories:High calories
- BCAAs:N/A
- Creatine:N/A
9.4

Excellent

Our Rating

8.9
worth the money

8.7
Simple to use

8.7
quality of ingredients
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, Total 8 Servings
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.
9.1

Excellent

Our Rating

8.4
worth the money

8.4
quality of ingredients

8.2
Flavor
5

Rule 1 Proteins
Rule One Proteins, R1 Clean Gainer - High-Protein Lean Gain Formula with 560 Calories, 30g of Full-Spectrum Protein, Over 90g Carbs, Under 6g of Fat (15 Servings, Chocolate Peanut Butter)

12% Off
Main highlights

High-Calorie Protein Blend
560 calories with 30g of protein and 90g carbs for strength.

Ideal for Muscle Gain
Perfect for athletes and bodybuilders seeking size and strength.

Praised for Flavor Variety
Customers love the delicious flavors and versatile serving options.
Key specs
- Carbohydrates:Over 90g
- Protein:30g of protein
- Calories:560 quality calories
- BCAAs:Branched-chain amino acids
- Creatine:N/A
8.9

Very Good

Our Rating
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6

MuscleTech
MuscleTech High Protein Mass Gainer for Men & Women - Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate - Vanilla Milkshake, 5.15 Pound
Main highlights

High Protein and Calorie Content
Packed with 60g protein and 1,500 calories per serving for effective mass gain.

Ideal for Athletes Seeking Muscle Gain
Perfect for athletes needing increased dietary protein and calories.

Praised for Effective Weight Gain
Customers appreciate its effectiveness in supporting weight gain and muscle growth.
Key specs
- Carbohydrates:Easily digestible carbs
- Protein:High-quality protein
- Calories:1,500 clean calories
- BCAAs:N/A
- Creatine:Pure HPLC-tested creatine
8.6

Very Good

Our Rating

8.0
worth the money

8.0
quality of ingredients

8.0
Flavor
7

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)

11% Off
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
- Carbohydrates:Over 250 per serving
- Protein:50 grams per serving
- Calories:Over 1,200 per serving
- BCAAs:N/A
- Creatine:Included
8.4

Good

Our Rating

8.7
quality of ingredients

8.4
worth the money

8.4
Aroma
8

Mutant
Mutant Mass | Weight Mass Gainer Protein Powder - high Calorie Protein Powder for Mass gain - Strawberry Banana - 5 Pound
Main highlights

Key Features
Over 1,100 calories per serving, 52g less sugar, 36g BCAAs, 56g protein, and 192g clean carbs for optimal weight gain and bulk.

Ideal Use
Perfect for bodybuilders and athletes looking to increase size and mass, especially during bulking phases or intense training periods.

Customer Praise
Users frequently commend the taste and effectiveness in muscle gain, highlighting no hidden ingredients and the variety of gourmet flavors.
Key specs
- Carbohydrates:192 grams
- Protein:56 grams
- Calories:1,100 per serving
- BCAAs:36 grams
- Creatine:N/A
8.3

Good

Our Rating

8.0
worth the money

8.0
Flavor

8.0
quality of ingredients
9

NAKED
NAKED Double Chocolate Mass - 1,260 Calories, 50G Protein, Nothing Artificial. All Natural Weight Gainer Protein Powder - 8Lb Bulk, GMO Free, Gluten Free & Soy Free
Main highlights

High Protein and Calorie Content
Provides 50g of protein and 1,260 calories per serving.

Versatile for Shakes and Recipes
Ideal for shakes, smoothies, and enhancing various recipes.

Praised for Digestibility and Taste
Customers appreciate its digestibility and enjoyable flavor.
Key specs
- Carbohydrates:261g
- Protein:50g
- Calories:1,260
- BCAAs:12.9g
- Creatine:N/A
8.2

Good

Our Rating
10

VMI Sports
VMI Sports | Major Mass Lean Mass Gainer | Mass Gainer Protein Powder for Muscle Gain | Weight Gainer Protein Powder for Men | Weight Gainer for Women (Marshmallow Charms, 4 Pounds)
Main highlights

Supports Lean Mass Gain
The carbs-to-protein ratio is a superior 3:2, aiding in lean mass gain when combined with resistance training. Includes quality ingredients for improved digestion.

Ideal for Meal Replacement
Major Mass serves as a great meal replacement option pre- or post-workout. Perfect for athletes and fitness enthusiasts aiming for balanced nutrition.

Praised for Flavor and Mixability
Customers love the taste, comparing it to chocolate milkshakes and cookies n cream. Mixes well with water or milk, making it versatile and enjoyable.
Key specs
- Carbohydrates:30
- Protein:20
- Calories:N/A
- BCAAs:N/A
- Creatine:N/A
8.1

Good

Our Rating

9.9
worth the money

8.9
quality of ingredients

8.7
Flavor

10 Best lean gainers of 2025

1

Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Double Chocolate, 10.19 Pounds (Packaging May Vary)

9.3

9.3

8.4

How do we rank?

How do we rank?

Analyzing top stores

2

RIVAL NUTRITION Clean Gainer - Soft Serve Vanilla 12lb

3

Forzagen Lean Gainer Premium Mass Builder | Mass Gainer Protein Powder for Men & Women | High Calorie Protein, Weight Gain, Bulk, Muscle Building Supplement | Dutch Chocolate, 12 lbs. (16+ Servings)

8.9

8.7

8.7

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, Total 8 Servings

8.4

8.4

8.2

5

Rule One Proteins, R1 Clean Gainer - High-Protein Lean Gain Formula with 560 Calories, 30g of Full-Spectrum Protein, Over 90g Carbs, Under 6g of Fat (15 Servings, Chocolate Peanut Butter)

6

MuscleTech High Protein Mass Gainer for Men & Women - Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate - Vanilla Milkshake, 5.15 Pound

8.0

8.0

8.0

7

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

8.7

8.4

8.4

8

Mutant Mass | Weight Mass Gainer Protein Powder - high Calorie Protein Powder for Mass gain - Strawberry Banana - 5 Pound

8.0

8.0

8.0

9

NAKED Double Chocolate Mass - 1,260 Calories, 50G Protein, Nothing Artificial. All Natural Weight Gainer Protein Powder - 8Lb Bulk, GMO Free, Gluten Free & Soy Free

10

VMI Sports | Major Mass Lean Mass Gainer | Mass Gainer Protein Powder for Muscle Gain | Weight Gainer Protein Powder for Men | Weight Gainer for Women (Marshmallow Charms, 4 Pounds)

9.9

8.9

8.7

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