With 6 capsules per day, you can take 1100mg each of Arginine and Citrulline.Furthermore, compatible zinc and selenium are also included.It is an energy supplement recommended for those who want to gain confidence and do not want to give up yet.How to use:As a dietary supplement, take 6 capsules daily in divided doses with water.. Ingredient: L-citrulline (manufactured in China), zinc yeast powder, selenium yeast powder/L-arginine, HPMC, cellulose, calcium stearate, coloring (titanium dioxide)