eCosmetics is an authorized retailer of Natura.Promotes hair health, making hair stronger, fuller and more resistant to breakage by nourishing and strengthening the hair shaft. Lightweight, leave-in formula. Patauu00e1 Strengthening Hair Tonic is an ultra-light formula that promotes hair health, making hair stronger, fuller and more resistant to breakage. Patauu00e1 oil, with its powerful phytocomplex, strengthens the entire hair shaft, from roots to ends, for thicker-feeling and denser-looking hair. It also boosts silkiness without leaving hair feeling greasy. It has been used for generations by native people of the Amazon to treat and nourish hair.