: fatty lubricant matter secreted by sebaceous glands of the skin
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This means that the oils in the cleansing oil are naturally attracted to the oils and impurities on the skin, facilitating the breakdown of makeup, sunscreen, dirt, and excess sebum without stripping the skin of its natural oils.—Iman Balagam, Vogue, 11 July 2025 In the summertime, skin tends to produce more sebum.—Bianca Salonga, Forbes.com, 4 July 2025 Glycosides help clear excess sebum without stripping the scalp of its natural oils—an essential for surviving humid summers.—Neha Tandon, Glamour, 6 May 2025 Furthermore, volatile organic compounds (VOCs) released by sebum are impacted by processes involved in the progression of Parkinson's, including neurodegeneration, oxidative stress and systemic inflammation.—Alyce Collins, MSNBC Newsweek, 24 June 2025 See All Example Sentences for sebum
: lubricant matter that is secreted by sebaceous glands of the skin and is composed of various lipids (such as triglycerides, fatty acids, and squalene)
Androgens, such as testosterone, play a role in the development and exacerbation of acne by stimulating the production of sebum.—Isabella Tan, Dermatology Times
… the resulting production of sebum from sebaceous glands aids in lubrication, heat insulation, … antimicrobial activity, and delivery of fat-soluble antioxidants to the skin surface.—Dustin H. Marks, American Journal of Clinical Dermatology
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