Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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10 Best weight gainers of 2026
Save up to 21% off
Best Choice1
Optimum Nutrition9.7Exceptional
Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 10.19 Pound, 28 Servings (Packaging May Vary)
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is discontinued by manufacturer:No
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product dimensions:11.5 x 6 x 17 inches 10.19 Pounds
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country of origin:USA
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asin:B002DYIZNK
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date first available:April 21, 2004
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Value for Money2
Optimum Nutrition9.6Exceptional
Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 5.09 Pounds (Packaging May Vary)
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is discontinued by manufacturer:Yes
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product dimensions:7.8 x 7.87 x 11.18 inches 5.09 Pounds
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country of origin:USA
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asin:B0015R39XM
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date first available:November 22, 2004
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3
Optimum Nutrition9.5Excellent
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 6 Pound (Packaging May Vary)
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is discontinued by manufacturer:Yes
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product dimensions:8.06 x 8.06 x 10.34 inches 6 Pounds
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country of origin:USA
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asin:B0015R36SK
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date first available:May 7, 2005
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4
Optimum Nutrition9.4Excellent
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 12 Pound (Packaging May Vary)
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is discontinued by manufacturer:No
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product dimensions:11.5 x 5.5 x 16 inches 12 Pounds
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country of origin:USA
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asin:B000GIPJ0M
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date first available:September 16, 2003
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5
Optimum Nutrition9.2Excellent
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)
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is discontinued by manufacturer:Yes
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product dimensions:7.83 x 7.87 x 10.27 inches 6 Pounds
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country of origin:USA
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asin:B0015R6ZPQ
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date first available:September 21, 2004
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6
Dymatize9.1Excellent
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)
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is discontinued by manufacturer:No
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product dimensions:15.5 x 11.5 x 5 inches 12 Pounds
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country of origin:USA
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asin:B005GHHLH2
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date first available:August 8, 2011
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7
BOOST9.0Excellent
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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Vitamins & Minerals:26
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Calories per Serving:530
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Flavor:Chocolate
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Serving Size:8 fl oz
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Pack Size:24
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8
Mutant8.8Very Good
Mutant Mass Extreme Gainer Protein Powder – High Calorie Weight Gainer with Whey Protein & BCAAs for Muscle Mass & Weight Gain - Vanilla Ice Cream 6 lbs
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is discontinued by manufacturer:No
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product dimensions:4.92 x 13.98 x 13.39 inches 5.95 Pounds
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country of origin:N/A
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asin:B09F5R1BPJ
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date first available:September 23, 2021
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9
Supragenix8.6Very Good
Supragenix CB-1 Weight Gainer Pills (90 Count) | Weight Gain Support for Women & Men | Clinically Tested Appetite Booster | Powerful Mass Gainer
21% Off
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10
BSN8.5Good
BSN TRUE-MASS Weight Gainer, Mass Gainer Protein Powder, Post Workout Muscle Recovery Powder, Muscle Gain, 2:1 Carbs to Protein Ratio, Chocolate Milkshake, 5.82 Pound, 16 Servings (Packaging May Vary)
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is discontinued by manufacturer:No
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product dimensions:8.03 x 8.03 x 11.31 inches 5.82 Pounds
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country of origin:United Kingdom
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asin:B000GP0NYM
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date first available:April 21, 2004
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