Optimum Nutrition Serious Mass Size:2.72 kg HairOM ingredients include:

HairOM ingredients include:

For digestion of lactose: Take 3 capsules with a lactose-containing meal

thereby increasing blood flow to the muscles

so you awake to your freshest

Optimum Nutrition Serious Mass Size:2.72 kg HairOM ingredients include:SERIOUS 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