15 citations
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March 1997 in “International Journal of Dermatology” Selenium sulfide in anti-dandruff shampoos can turn hair green.
8 citations
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May 2021 in “Journal of the European Academy of Dermatology and Venereology” A COVID-19 patient had unusual nail discoloration and nail separation possibly due to the virus's effects on small blood vessels.
1 citations
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March 2020 in “International Journal of Women's Dermatology” Ketoconazole shampoo can cause rare pink hair discoloration.
August 2023 in “Dermatology Reports” Minoxidil, a common hair treatment, may cause hair to turn grey or change color, especially with long-term use or if you have a family history of grey hair.
May 2023 in “Authorea (Authorea)” Levofloxacin may cause skin discoloration and hair loss as side effects.