12/case directions: helps support peak performance & helps maintain muscle tissue. For adults only, as a dietary supplement take one (1) tablet one to four times daily as needed, preferably with juice or water on an empty stomach, before exercise or at bedtime. Consult your doctor before use. Serving size: one (1) tablet ingredients: l-arginine (as l-arginine hcl) 750 mg l-citrulline 250 mg other ingredients: dicalcium phosphate, cellulose, silica, vegetable stearate, stearic acid, croscarmellose sodium. 03/29/18