4 citations
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August 2014 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” Narasoo shampoo and tonic improved scalp and hair health without safety issues, but more research is needed.
May 2025 in “International Journal of Cosmetic Science” Caffeine and adenosine in shampoo may boost hair growth and change scalp microbes and lipids.
59 citations
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November 2015 in “International Journal of Cosmetic Science” Oxidative stress damages hair and contributes to aging, and managing it can help maintain hair health.
93 citations
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February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
40 citations
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January 2018 in “International journal of trichology” Healthy scalp reduces hair loss by managing oxidative stress.