Maca extract is the main edible part of the annual cruciferous herb maca root, which has high nutritional value. It not only contains rich nutrients such as protein, amino acid, polysaccharide and mineral, but also contains active substances such as alkaloid, glucosinolide, maca ene and maca amide. Related studies have shown that maca extract has the effects of improving fertility, anti-oxidation, anti-aging, regulating endocrine and inhibiting tumor.