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Serious Mass
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Optimum Nutrition

Serious Mass

4.5 — 534 verified reviews

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Size / Servings

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The ultimate weight gain formula with 1,250 calories and 50g of protein per serving. Serious Mass delivers what serious gainers need: premium ingredients, multiple protein sources, and a complete vitamin and mineral matrix.

build muscle

Ingredients

Maltodextrin, Protein Blend (Whey Protein Concentrate, Calcium Caseinate, Egg Albumin), Cocoa Powder, Creatine Monohydrate, Glutamine, Vitamins & Minerals.

Recommended Usage

Mix 2 heaping scoops with 700ml of cold water or milk. Use after workouts and between meals.

Nutrition Facts

per 334g
Protein
50g100% DRV
Carbohydrates
252g84% DRV
Total Fat
4.5g6% DRV
Calories
1250kcal100% DRV
16 servings per container

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