Achiote Whole Herb Achiote (leaf) - Bixa orellana (Bixaceae). The leaves are used in treating the skin (infections, burns, scars), liver (hepatitis) and urinary system (diuretic). Other tribal uses include antipyretic, astringent, febrifugal. Suggested Use: Be sure to test a small amount for possible allergic reactions. Free Ground Shipping on Orders over $80 for Supplements! COUPON: Coupon THX2OFF50 for $2 off on orders over $50.