Topganic Leave On Silk Serum with Brazil Nut Oil is perfect for hair that has undergone any type of chemical treatment including straightening and curling. The active ingredients captured inside this bottle deliver healthier, silkier and extraordinary shiny hair. This flawless recipe is enriched with Brazil nuts, which are known as one of nature's best sources of selenium, an important mineral for healthy scalp appearance. Brazil nuts are also brimming with alpha-linolenic acid, an omega-3 fatty acid that helps condition your hair. It is also considered a terrific source of zinc which a deficiency of, may lead to hair sheading. Additionally, this superb blend is formulated with a boosted combination of calendula oil and borage seed oil. It contains an abundant amount of gamma-linolenic acid (GLA), which is an omega-6 essential fatty acid noted for treating dry hair. The oil carries great water retaining properties which enable the hair to stay moisturized for longer periods of time and promotes healthy hair appearance. Our keratin protein, repairs the quality of your hair while imparting a protective coating that lasts between washes and leaves your hair shiny, bouncy and silky soft.