Pamper your hair with these best hair serums and hair oils for hair. These lightweight formulas contain concentrated doses of active ingredients such as hyaluronic acid to provide nourishment to hair. Hair serums are very effective at targeting specific scalp and hair concerns to improve nutrition, moisture, frizz, shine and more. Hair oils are best for deep hydration and improving hair shine with essential oil formulations featuring camellia oils, coconut oils, marula oils, argan oils and many other potent oils for hair care. Hair serums and hair oils help with smoothing hair and thickening hair fiber in order to promote healthier hair.