The invention relates to the field of cosmetics, in particular to hair oil which consists of the following substances in parts by weight: 25-35 parts of olive oil, 15-20 parts of castor oil, 15-20 parts of almond oil, 15-20 parts of coconut oil, 5-10 parts of light mineral oil, 5-10 parts of black sesame oil, 5-10 parts of polygonum multiflorum, 5-10 parts of sorbitan monostearate, 5-15 parts of Amla gooseberry, 10-15 parts of henna powder, 3-5 parts of cyclomethicone, 5-8 parts of cyclomethellocone, 5-10 parts of cyclodimethicone, 5-10 parts of dimethicone, 8-12 parts of a flaxseed extract and 5-10 parts of perfume. Due to addition of the Amla gooseberry, the hair oil provided by the invention has the functions of promoting skin growth, retarding wrinkle or looseness, irritating hair follicle, improving hair growth, improving hair quality, preventing hair from turning gray, reducing dandruff, conditioning hair naturally and supplying nutrition and promoting blood supply, and together with other materials, the hair oil provided by the invention is easy in hair dressing, long in shape setting time, free of hair collapse, good in hair gloss, easy in hair washing and capable of nourishing and protecting hair.