Is Optimum Nutrition's Serious Mass Healthy Or Unhealthy?

Xtraprotein14 Dec, 2022Health

Optimum Nutrition's Serious Mass is a weight gain supplement with high caloric content targeted to serious athletes and bodybuilders. Get to know is it healthier or not, read now full article.The main ingredients are protein, carbohydrates, and fats. It also contains vitamins, minerals, and enzymes. The calories come from a blend of maltodextrin, whey protein concentrate, casein, egg whites, and oils.