Optimum Nutrition
Serious Mass
Serious Mass
Regular price
$60.00 USD
Regular price
Sale price
$60.00 USD
Unit price
per
Tax included.
Couldn't load pickup availability
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 recovery, this 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 support your weight gains goals.¹
