Best Sports Nutrition Weight Gainers (2026 Guide)
We selected products using aggregated user rating and review volume, focusing on ingredient transparency, calorie/protein profiles, and brand consistency
The Verdict
- Best Overall: Optimum Nutrition Serious Mass Weight Gainer (Chocolate Peanut Butter) 6 lb — Best for high-calorie bulking: delivers a dense calorie and protein profile with immune-support ingredients
- Best Value: 1200mg Beta Ecdysterone Supplement — Best for plant-derived anabolic support: concentrated beta ecdysterone aimed at complementing training for muscle mass
This roundup covers top-rated sports nutrition weight gainers selected by aggregated user ratings and review volume to help athletes and hard-gainers choose calorie-dense support. Picks emphasize ingredient profiles, calorie and protein density, and brand reputation to surface reliable options for mass and recovery goals
Top Picks
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1
Best Overall Optimum Nutrition Serious Mass Weight Gainer (Chocolate Peanut Butter) 6 lb
Best for high-calorie bulking: delivers a dense calorie and protein profile with immune-support ingredients
Weight gainer powder with high calories, protein, and carbs plus vitamins and minerals for immune support. Customers note effective weight gain and good taste; mixability varies
- 1,200+ calories per 2-scoop serving
- 50 g protein per serving
- 250 g carbohydrates per serving
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2
NOW Foods Carbo Gain Maltodextrin Powder
Best for targeted carb loading: pure maltodextrin to quickly increase carbohydrate calories without added protein
Carbo Gain is a maltodextrin-based powder for energy production and weight support. It’s a fast-absorbing complex carbohydrate derived from non-GMO corn, with user notes highlighting ease of mixing and energy during long workouts
- maltodextrin-based energy source
- easy-to-digest glucose polymers
- trusted GMP quality assurance
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3
Dymatize Super Mass Gainer Fruity Pebbles 6 lb
Best for flavor-forward bulking: calorie-dense formula with branched-chain amino acids and crowd-pleasing taste
Mass gainer protein powder with 1290 calories and 52g protein per serving, designed to support muscle gains. Customers praise taste and mixability, though some question protein content
- 52g protein per serving
- 1290 calories per serving
- fast and slow digesting protein blend
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4
Optimum Nutrition Serious Mass Weight Gainer Powder Banana
Best for those preferring fruit flavors: high-calorie mass support with a banana profile that mixes consistently
Optimum Nutrition Serious Mass is a high-calorie weight gainer with 50 g protein, 250+ g carbohydrates, and immune-supporting vitamins and minerals. Customers note good taste and effective weight gain, with mixed mixability and large serving size
- heavy calorie and carb content
- substantial protein per serving
- immune-supporting vitamins and minerals
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5
Muscle Milk Pro Series Gainer Protein Powder Vanilla Creme
Best for muscle-focused gains: protein-focused gainer aimed at supporting strength and recovery needs
Muscle Milk Pro Series Gainer protein powder with 32g protein, 109g carbs, and 650 calories per serving. Customers note strong weight gain results and good mixability
- 32g protein per serving
- 650 calories per serving
- vanilla creme flavor
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6
Build-XT Daily Muscle Builder & Performance Enhancer
Best for performance support: daily muscle-building formula with ingredients geared toward strength and energy
Build-XT supports muscular gains and energy during workouts, aligned with training and nutrition. Customers report increased strength, improved performance, and reduced soreness
- customer-reported energy boost
- strength gains feedback
- positive value-for-money perception
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7
Dymatize Super Mass Gainer Protein Powder Rich Chocolate
Best for chocolate fans seeking value: whey-based mass formula delivering calories and protein in a classic flavor
Muscle-building weight gainer with 52g protein per serving and 1,280 calories. Customers note strong taste and effective muscle gains, with mixed feedback on mixability
- 52g protein per serving
- 1,280 calories per serving
- contains whey, isolate, and casein
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8
Best Value 1200mg Beta Ecdysterone Supplement
Best for plant-derived anabolic support: concentrated beta ecdysterone aimed at complementing training for muscle mass
Plant-based ecdysterone supplement supports lean muscle mass and recovery. Users note enhanced gym performance and quicker strength gains
- 1200 mg per serving
- 98% purity
- plant-based source
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9
Mutant Mass Weight Gainer Protein Powder – Strawberry Banana
Best for balanced whey blends: strawberry-banana mass gainer combining carbs and whey for steady gains
High-calorie protein powder with a whey blend and complex carbs for mass gain. Users note strong taste and solid value, with mixed reports on calorie per serving
- 1100 calories per serving
- 56 g protein per serving
- 26.1 g EAAs and 12.2 g BCAAs
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10
Mutant Mass Gainer Cookies and Cream 5 Pound
Best for calorie-dense variety: cookie-and-cream mass formula that prioritizes high calories per serving
Mass gainer with 56 g protein, 192 g carbs and 1100 calories per serving. Customer note: great taste and effective for muscle gains, with mixability in milk or water
- 1100 calories per serving
- 56 g protein per serving
- natural whole-food ingredients