Hair oil is an oil-based cosmetic product intended to improve the condition of hair. Various types of oils may be included in hair oil products. These often purport to aid with hair growth, dryness, or damage.[1][2]
^Barve, Kalyani; Dighe, Apurva (2016), Barve, Kalyani; Dighe, Apurva (eds.), "Hair Oils", The Chemistry and Applications of Sustainable Natural Hair Products, SpringerBriefs in Molecular Science, Cham: Springer International Publishing, pp. 5–24, doi:10.1007/978-3-319-29419-3_2, ISBN978-3-319-29419-3, retrieved 2021-11-27