Maximize your workout investment with the steady supply of protein and amino acids that are the stars of this XS™ Muscle Gains Stack. Created for advanced sports nutrition users with goals to bulk up or gain muscle mass. This stack even features Nutrilite™ Joint Health supplement, to support your joints^† for strength training. Choose your favorite flavor options and make this stack totally personal.

^{*When combined with regular weight/resistance training and a healthy, balanced diet.}

^{†This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.}

^{††CarnoSyn® is a registered trademark of Natural Alternatives International, Inc.}