Crystal Cumplus is for men who want to produce more sperm for an impressive ejaculation. Natural ingredients such as Guarana, Zinc and L-Taurine included in Crystal Cumplus, stimulate sperm production and quality. Suggested use: Take 1 tablet twice a day with plenty of water. Do not take on a full stomach for best effect. Do not exceed the daily allowance. Results may vary for each individual. Keep out of reach of children and store in a cool, dry place. Ingredients per 2 tablets: Maca (100 mg), Guarana Extract (100 mg), Kola Nut Extract (100 mg), Muira Puama (100 mg), L-Taurine (50 mg), Zinc Monomethione (83,4 mg, 100% ADH), Ginkgo Biloba (40 mg), L-arginine (20 mg), Vitamin B3 (18 mg, 100% RDA), E572, E460, E341, E551, E464, E171, E570, E132. RDA = Recommended Daily Allowance