<ul><li>ULTIMATE ENERGY SUPPORT. 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.</li><li>Suggested Use:. 2 to 3 capsules daily between meals.</li><li>Well Made Supplement: Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.</li><li>Over 40 years of trust. source naturals was created in 1982 by ceo ira goldberg to support everyones potential to enjoy optimal health.</li><li>Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration. (FDA)</li></ul><br><br>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. Please contact our in-house customer support if you have any questions.

Source Naturals L-Leucine A Free Form Essential Amino Acid Supplement For Energy Support- 120 Capsules