9 Best weight gainer for skinny guys of 2026

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Supragenix

Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer
9.8

Exceptional

Our Rating
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Value for Money

2

Supragenix

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

10% Off
9.6

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)
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.
9.5

Excellent

Our Rating

8.4
worth the money

8.4
quality of ingredients

8.2
Flavor
4

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)

11% Off
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
- Carbohydrates:Over 250 Grams
- Minerals:25 Vitamins & Minerals
- Creatine:Included
- Protein:50 Grams
- Calories:1,250 per serving
9.4

Excellent

Our Rating

8.7
quality of ingredients

8.4
worth the money

8.4
Aroma
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)

15% Off
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
- Carbohydrates:Over 250 Grams
- Minerals:25 Vitamins & Minerals
- Creatine:Included
- Protein:50 Grams
- Calories:1,250 per serving
9.3

Excellent

Our Rating

8.7
quality of ingredients

8.4
worth the money

8.4
Aroma
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6

RIVAL NUTRITION

Rival Nutrition Clean Gainer Protein Powder – 5LB Chocolate Fudge – High Protein Lean Mass & Weight Gainer | 580 Calories, 30g Protein, 101g Multi-Source Carbs, No Artificial Ingredients – 15 Servings
9.2

Excellent

Our Rating
7

RIVAL NUTRITION

Rival Nutrition Clean Gainer Protein Powder – 5LB Chocolate Fudge – High Protein Lean Mass & Weight Gainer | 580 Calories, 30g Protein, 101g Multi-Source Carbs, No Artificial Ingredients – 15 Servings
9.1

Excellent

Our Rating
8

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
- flavor:Vanilla, Strawberry, Chocolate
- vitamins:26 vitamins
- protein:22 grams
- serving size:8 fl oz
- calories:530
9.0

Excellent

Our Rating

9.7
Simple to use

9.7
Easy to grip

9.3
Freshness
9

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
- flavor:Vanilla, Strawberry, Chocolate
- vitamins:26 vitamins
- protein:22 grams
- serving size:8 fl oz
- calories:530
8.9

Very Good

Our Rating

9.7
Simple to use

9.7
Easy to grip

9.3
Freshness

9 Best weight gainer for skinny guys of 2026

1

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

How do we rank?

How do we rank?

Analyzing top stores

2

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

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)

8.4

8.4

8.2

4

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

8.7

8.4

8.4

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)

8.7

8.4

8.4

6

Rival Nutrition Clean Gainer Protein Powder – 5LB Chocolate Fudge – High Protein Lean Mass & Weight Gainer | 580 Calories, 30g Protein, 101g Multi-Source Carbs, No Artificial Ingredients – 15 Servings

7

Rival Nutrition Clean Gainer Protein Powder – 5LB Chocolate Fudge – High Protein Lean Mass & Weight Gainer | 580 Calories, 30g Protein, 101g Multi-Source Carbs, No Artificial Ingredients – 15 Servings

8

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)

9.7

9.7

9.3

9

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)

9.7

9.7

9.3

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