Juvens unique blend of Revigor (source of HMB an amino acid metabolite) Arginine and Glutamine - naturally existing in the body - is clinically shown to begin to support building tissue. Revigor helps produce new tissue by slowing muscle breakdown and enhancing protein synthesis. Arginine is an amino acid that promotes nutrient rich blood flow and is a building block for proteins which can contribute to healing. Glutamine is an amino acid that helps cells produce the building blocks needed for new tissue. Contains no fruit juice.Other products from HerbsPro