17 citations
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August 2010 in “International Journal of Cosmetic Science” Orthosiphon stamineus leaf extract reduces oily skin and improves complexion better than zinc gluconate.
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July 2018 in “Experimental dermatology” Autophagy is crucial for normal sebaceous gland function and sebum composition.
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February 2015 in “Phytochemistry Reviews” Southeast Asian herbs show promise for skin and hair care, but more research is needed to confirm their effectiveness in cosmetics.