CLAYS IN COSMETICS AND PERSONAL-CARE PRODUCTS
Quaternium-18 bentonite is used in eyebrow pencil, eyeliner, eyeshadow, eye lotion, and other eye-makeup preparations, as well as in lipstick and aerosolized deodorant formulations (up to 0.6%). More recently, bentonite has been proposed as an anti-aging cosmetic ingredient due to an induction of telomerase activity (Bae et al., 2021 ).
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