Examples of sebum in a Sentence
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Ingredients like jojoba oil, which closely mimics the scalp’s natural sebum, as well as argan oil, sunflower seed oil, and rosemary, can help hydrate while supporting healthy blood circulation.
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Iman Balagam, Vogue, 8 Jan. 2026
The sebum-mimicking lipid offers anti-inflammatory and moisturizing benefits, too, for a younger-looking, bouncier complexion.
—Sophie Wirt, InStyle, 5 Jan. 2026
Dilute laundry detergent in water to make a tub-cleaning agent that will break down soap scum, which is a mix of soap and bio-based elements like sebum and dead skin, quickly and effectively.
—Jolie Kerr, Better Homes & Gardens, 22 Dec. 2025
The yeast that drives dandruff (Malassezia) feeds on sebum, so when oil builds up, flaking and itch often follow.
—Allure, 18 Dec. 2025
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Iman Balagam, Vogue, 8 Jan. 2026
The sebum-mimicking lipid offers anti-inflammatory and moisturizing benefits, too, for a younger-looking, bouncier complexion.
—Sophie Wirt, InStyle, 5 Jan. 2026
Dilute laundry detergent in water to make a tub-cleaning agent that will break down soap scum, which is a mix of soap and bio-based elements like sebum and dead skin, quickly and effectively.
—Jolie Kerr, Better Homes & Gardens, 22 Dec. 2025
The yeast that drives dandruff (Malassezia) feeds on sebum, so when oil builds up, flaking and itch often follow.
—Allure, 18 Dec. 2025
See All Example Sentences for sebum
Cite this Entry
“Sebum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sebum. Accessed 22 Jan. 2026.
Copy CitationMedical Definition
sebum
noun
se·bum
ˈsēb-əm 
: 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
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
see sebocyte
Dustin H. Marks, American Journal of Clinical DermatologyLove words? Need even more definitions?
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