XTEND

XTEND is an American brand from Nutrabolt and a global leader in BCAA supplements. XTEND Original has been the best-selling BCAA formula in the US for over 15 years.

XTEND uses a clinically studied 2:1:1 ratio of leucine, isoleucine, and valine. It includes electrolytes and citrulline for intra-workout hydration.

XTEND is the benchmark in the BCAA category with proven effectiveness and refreshing flavors. Ideal for drinking during workouts for muscle mass and hydration.