OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Chocolate, 5.44kg Size:Chocolate The perfect addition to your

The perfect addition to your daily routine

Don’t miss out

Ideal for yoga

With the added creatine in this supplement

or stealing the spotlight on the dance floor

OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Chocolate, 5.44kg Size:Chocolate The perfect addition to yourSERIOUS MASS FOR SERIOUS MUSCLE. To gain weight, you need to consume more calories than you expend. For many aspiring to hit their calorie goals and put on size, a highly active metabolism, weak appetite or on the go lifestyle can make it a real challenge to get enough calories from food alone. SERIOUS MASS is the ultimate muscle building and weight gain formula. With 1,250 calories per 2 scoop serving and 50 grams of protein to support muscle