Premium Quality Dietary Supplement Maca (Lepidum Meyenii) is a nutritious tuber which grows in the harsh environment of the Peruvian highlands. For the Inca, Maca was a staple food with a reputation for promoting energy and stamina, enhancing sexual potency and libido. LifeTime Peruvian Maca Capsules: May heighten libido Provide nutritional support for an enlarged prostate Promote nutritional support that may play a role in energy and stamina levels