Aldous Bio Maca is an officially certified organic product cultivated with highly purified water and free of toxic residues from pesticides, synthetic fertilizers, additives, and preservatives. Our careful selection process guarantees the excellent nutritional properties of our organic Maca. Each tablet of our potent Andean Maca Extract contains 97% organic Maca with a high concentration of Maca (5:1 extract). Because our Maca comes from a completely natural and organic source, the body recognizes and assimilates it more effectively without adverse reactions.