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![Optimum Nutrition Serious Mass Weight Gainer Protein Powder, Vitamin C and Zinc for Immune Support, Vanilla, 12 Pound (Packaging May Vary)](https://m.media-amazon.com/images/I/71bazgPbZrL._AC_SY450_.jpg)
![Optimum Nutrition Serious Mass Weight Gainer Protein Powder, Vitamin C and Zinc for Immune Support, Vanilla, 12 Pound (Packaging May Vary)](https://m.media-amazon.com/images/I/71bazgPbZrL._AC_SX679_.jpg)
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![Optimum Nutrition Serious Mass Weight Gainer Protein Powder, Vitamin C and Zinc for Immune Support, Vanilla, 12 Pound (Packaging May Vary)](https://m.media-amazon.com/images/I/71bazgPbZrL._AC_SX425_.jpg)
4.5 / 5 - (53,037) reviews
Brand: Optimum Nutrition
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- Features
- Features List
- Is Discontinued By Manufacturer: Yes
- Product Dimensions: 11.5 x 5.5 x 16 inches; 12 Pounds
- Item model number: 1031920
- Department: GNC|ALL|ALL|NUTRITIONAL SUPPLEMENTS
- Date First Available: May 27, 2004
- Manufacturer: Glanbia Performance Nutrition
- ASIN: B000GIPJ02
- Country of Origin: USA
- Packaging may vary - New look, with the same trusted Quality!
- Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
- High Calorie Weight Gainer: 1,250 Calories per 2-Scoop Serving
- 50 Grams of Protein per Serving
- Over 250 Grams of Carbohydrates per Serving
- 25 Vitamins & Minerals Plus Creatine & Glutamine
- Using an Electric Blender to Add Fresh or Frozen Fruits, Peanut Butter, Nuts & Other Calorie Dense Foods to Boost Your Weight Gain Potential