What it is: Macadamia Natural Oil Rejuvenating Shampoo is a moisturizing shampoo for all hair types and is excellent for dry, damaged hair. What it does: The Rejuvenating Shampoo gently cleanses the hair while weightlessly replenishing moisture and protecting the hair from environmental elements. What else you need to know: Macadamia Natural Oil haircare products combine two of the world's rarest, most valuable oils to provide the ultimate in hair rejuvenation and maintenance.