ONGAINERSERIOUS MASS2.72KG
Bestseller
Optimum Nutrition Serious Mass Gainer
560 000 so'mOptimum Nutrition Serious Mass is the ultimate high-calorie mass gainer for hard gainers and those struggling to add weight. Each serving packs 1250 calories, 50g protein, 250g carbohydrates and 25 vitamins and minerals.
Flavor
Size
50g
Protein
1250
Calories
334g
Serving