Nandini Organic Rosemary Essential oil For Skin and Hair it is 100 % pure and natural oil. It helps promote hair growth, soothes dandruff, and regulates sebum production to reduce acne. Don't use essential oil directly on the skin and hair. always dilute before using it. For Hair care, take 3-4 drops & dilute essential oil into almond oil or coconut oil, then apply thoroughly on hair. For Skin Care, take 2-3 drops of essential oil & mix it in creams or lotion and apply on skin.