Bio Maca by Big Nature is a dietary supplement containing maca root extract . This formula is perfect as a daily supplement for adults. How does maca work? Peruvian maca ( Lepidium meyenii ), also known as Peruvian maca, has been an important component of the Peruvian diet for over 2,000 years. Its roots are particularly valued for their nutritional and health-promoting properties. Maca supportsnatural activity and energy . A daily dose of this product is 1,000 mg of powdered root of this valuable plant. Big Natures organic maca formula requires just two tablets a day. The package contains 90 tablets of this valuable natural ingredient.