Amino acids, and especially the proteins that are formed thanks to them in the body, have an indisputable role in the processes of muscle growth since proteins contribute to maintaining and increasing muscle mass. Ingredients: L-Leucine (19.4%), L-Lysine Hydrochloride (18.6%), capsule shell [gelatin, glazing agent (shellac), acidity regulators (ammonium hydroxide), acidity regulators (potassium hydroxide), colors (iron oxides and hydroxides)], Valine (13%), L-Phenylalanine* (12.5%), L-Isoleucine (10%), L-Threonine (7.5%), L-Histidine hydrochloride (6%), L-Methionine (5%), bulking agent (Cellulose Gel), L-Tryptophan (2%), anti-caking agents (magnesium salts of fatty acids, silico dioxide). Produced in a facility that also processes milk, eggs, gluten, soy, shellfish, sulfur dioxide and tree.