1Efficient and deep penetration, every drop of essential oil contains natural nutrients. 2This hair care serum can make hair smooth, increase shine and vitality. 3It can absorb oil quickly, leaving you hair refreshed and not greasy. 4Moisturize hair, repair dryness, reduce frizz and split ends, repair damaged hair. 5Made of healthy and safe plant extracts, nontoxic, and can be used with confidence.