lanoline

/ˈlænəlɪn/
noun
  1. A natural oily substance obtained from sheep's wool, used in skin creams, soaps, and other products to soften and protect the skin.
    • Sheep farmers collect lanoline from raw wool and sell it to cosmetic companies.
    • Many hand lotions contain lanoline to help heal dry, cracked skin.
    • The baby's diaper rash cream is made with lanoline to soothe irritation.