Nair has many formulations available; however, they share the same active ingredients with varying levels of additives. The base has two primary functions: facilitating penetration of the salt into the hair follicle and activating the salt once inside. There are many ingredients used in Nair that determine its suitability for use in different body areas. Don't fret though, I covered those details in this research. For now, here are just a few examples of the common ingredients in Nair. It includes Sodium Lauryl Sulfate, Sodium Silicate Solution, Calcium Carbonate, Cetyl Alcohol, and more.