Optimum Nutrition Serious Mass, Protein Powder Supplement, Chocolate Peanut Butter, 6 lb (2.72 kg)

Serious Mass is the ultimate muscle building and weight gain formula. This whey protein powder has 1,250 calories per 2-scoop serving and 50 grams of protein to support muscle recovery. This whey protein powder makes the ideal post-workout drink. Serious Mass provides you with the tools you need to support your weight gains goals. Packed with nutrition like vitamin C, vitamin D, vitamin B12, and more, Serious Mass gives you the fuel you need to build muscle and gain weight. This protein powder drink mix is not just a weight gainer. Serious Mass promotes all-around nutrition—helping you reach your fitness goals. Optimum Nutrition is part of the Glanbia global nutrition group and has been setting the Gold Standard in sports nutrition for more than 30 years — helping performance-focused athletes achieve their goals. We are proud to say that we are one of the few sports nutrition companies who own and operate our own production facilities. We take as much pride and care in crafting our award-winning supplements as our consumers do with crafting their fitness accomplishments.