Source Naturals, Free-Form L-Leucine, 500 mg , 120 Capsules

L-Leucine is an essential amino acid, specifically classified as a "branched-chain amino acid" (BCAA). BCAAs, especially leucine, stimulate muscle protein synthesis and may be the major fuel involved in anabolic reactions. This makes them especially important for body builders and other athletes in sports that demand explosive strength.

Suggested use

2 to 3 capsules daily between meals.

Other ingredients

Gelatin (capsule), stearic acid, silica, and magnesium stearate.

Contains no yeast, dairy, egg, gluten, corn, soy or wheat.

Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.