The Men Energy US Patented formula and 100% natural ingredients without side effects Improve sexual performance Energize body,enhance reproductive behavior Tablets Ingredients Fresh Maca, Prostaep-II (USA Patent) Function ManXtraTM is comprised of carefully-blended combination of ingredients, which contains the most aphrodisiac substance known to man, the life-giving contents of naturally grown Fresh Maca and Prostaep-II (USA Patent). These herbal nutrients have been known to help energize your body, boost sex drive, maintain healthy reproductive system and support overall sexual performance. Suggested Use 1-2 tablets, 2 times daily. It may take 2-3 weeks to see the noticeable benefits.