October 2017 in “The American journal of gastroenterology” Taking He Shou Wu (Polygonum multiflorum) caused liver injury in a woman using it for hair loss.
7 citations
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January 2015 in “Evidence-based Complementary and Alternative Medicine” The review suggests renaming two herbs to avoid confusion and recommends more research for safe use.
4 citations
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October 2016 Herbs like aloe vera and amla are effective and safe for treating hair loss.
74 citations
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August 2006 in “Journal of clinical gastroenterology” Shen-Min, a hair growth supplement, likely caused acute hepatitis in a woman, improving after she stopped taking it.
67 citations
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October 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.