Lanolin ni amavuta yubwoya bwasohowe nintama sebaceous gland, kandi agereranya uruvange rwinshi rwa lipide ya molekile nyinshi, harimo aside irike na alcool, sterol, hydroxyacide, diol, aliphatic na steryl esters. gutunganya ibyiciro byamavuta yubwoya, bikozwe kugirango byuzuze byuzuye ibisabwa na Pharmacopoeia yu Burayi.Ibicuruzwa birashobora gukoreshwa mubisabwa cyane aho amabara, impumuro nubuziranenge ari ngombwa.