Energy products may be the single largest category of supplements. One reason is that energy is experience-based. A person ingests energy and feels its effects quickly, unlike some other health supplements which are taken on a good-faith basis.
The maca plant, known scientifically as Lepidium meyenii, is sometimes referred to as Peruvian ginseng. It mainly grows in the Andes of central Peru, in harsh conditions and at very high altitudes — above 13,000 feet (4,000 meters). Maca is a cruciferous vegetable and therefore related to broccoli, cauliflower, cabbage and kale. It has a long history