Macadamia, online at macadamiahair.com, save money on hot items when shopping on Macadamia when applying our coupons, promo codes during checkout. Trust us, these coupons are good. Make the best of our Macadamia promo codes to get $5 OFF. All discounts are totally free to use. Macadamia Professional products contain an exclusive PRO OIL COMPLEX, a blend of therapeutic Macadamia and Argan oils, rich in Omega 7, 5, 3 and 9 fatty acids, which deeply yet weightlessly nourish and repair hair from the inside out, rather than just conditioning from the surface, to renew hair’s natural texture.