2 citations
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July 2018 in “Skin research and technology” This study found significant differences in the spread of sebum on hair among Chinese men with greasy and non-greasy scalps, despite similar sebum amounts at the root region post-shampoo.
December 2025 in “International Journal of Research in Dermatology” This clinical study in healthy Indian adults found that a four-month application of an Ayurvedic leave-on treatment significantly increased natural black hair density, reduced grey hair count, and was well-tolerated without adverse effects, suggesting its efficacy and safety for treating premature hair greying.
4 citations
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February 2018 in “PubMed” This study found that a hair tonic containing 2% green tea extract significantly reduced scalp sebum in 20 volunteers over 28 days without causing skin irritation, suggesting its effectiveness and safety for managing scalp greasiness.
October 2025 in “International Journal of Research in Dermatology” This clinical study found that a three-month Ayurvedic leave-on treatment significantly improved hair density and reduced hair fall in healthy Indian adults experiencing hair loss, with efficacy supported by increased VEGF expression in dermal papilla cells, promoting follicular angiogenesis.