Also called wool wax or wool grease, is a wax secreted by the sebaceous glands of wool-bearing animals. Lanolin used by humans comes from domestic sheep breeds that are raised specifically for their wool. Lanolin's role in nature is to protect wool and skin from climate and the environment; it also plays a role in skin (integumental) hygiene. Lanolin and its derivatives are used in the protection, treatment and beautification of human skin. A hair and skin conditioning agent, and skin protectant.
A hair and skin conditioning agent, and skin protectant.