Optimum Nutrition Serious Mass Protein Powder 2.72kg SELECT: FLAVOUR:STRAWBERRY All of these high-end ingredients

All of these high-end ingredients contribute to delivering the best pumps by widening your muscles' blood vessels for increased vascularity

L-Ascorbic Acid (Vitamin C)

3 G Of Which Saturates 0

Regulated Name: Zero sugar energy drink with sweeteners

Magnesium Stearate)

Optimum Nutrition Serious Mass Protein Powder 2.72kg SELECT: FLAVOUR:STRAWBERRY All of these high-end ingredientsSerious Mass by Optimum Nutrition is the ultimate weight gaining formula that champions quicker muscle building. If you find it difficult to gain weight, Serious Mass can help you develop the physique you're striving for. Without consuming adequate calories or quality protein sources, you simply can't get any bigger to enhance muscle growth. One shake serving delivers an incredible 1,250 calories, 50 grams of protein and 250 grams of carbohydrates.