Optimum Nutrition Serious Mass Hair Care Oil Glutamine in the body is

Glutamine in the body is easily exhausted as your body starts to break down amino acids in your muscle tissue by a process called catabolism

Capsule format for easy daily use

Vitamin C is known for its role in immune function and ascorbic acid is required for normal functioning of the immune system

24 Grams of Protein per Serving to promote muscle strength and repair

Optimum Nutrition Serious Mass Hair Care Oil Glutamine in the body isSERIOUS 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