HI-PRO-PAC Macadamia Nut Oil Nourishing Shampoo. Formulated with Macadamia Nut Oil, a natural moisturizer, this nourishing shampoo is effective for use in the gentle cleansing of damaged, dry, frizzy and overworked hair. This creamy, lightweight shampoo is rich in essential fatty acids to restore silky, soft, healthy hair.