Quercetin, L‑Lysine HCl, L‑Methionine, ascorbic acid, L‑Alanine, saw palmetto extract (Serenoa repens), hop extract (Humulus lupulus), L‑Cysteine HCl, L‑Selenomethionine, cholecalciferol, zinc citrate, beta‑carotene, D‑alpha‑tocopheryl acetate, biotin, vegetable capsule (hypromellose).