Optimum Nutrition Serious Mass Protein Powder, Banana Flavor , 12 lbs 1.13 L enzyme blend (aminogen

enzyme blend (aminogen

Retains ice for over 24 hours at temperatures up to 90 degree F

free of PFA's

Optimal Recovery

Essential amino acids cannot be produced by the body

Optimum Nutrition Serious Mass Protein Powder, Banana Flavor , 12 lbs 1.13 L enzyme blend (aminogenSerious Mass is the ultimate in weight gain formulas. With approx 1250 calories per serving (Varies flavour wise) and 50 grams of protein for muscle recovery support, this instantized powder makes the ideal post workout and between meals shake for sizing up your goals. Serious Mass provides you with the tools you need to pack on the pounds and help you develop the physique youve always wanted. Made With Creatine Monohydrate. Product Features: Adding