Minoxidil can cause hair growth as a side effect.
19 citations
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September 2009 in “PubMed” Green tea extract for hair loss may cause liver damage.
35 citations
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August 1980 in “Circulation” Minoxidil may cause heart issues in animals and humans.
29 citations
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August 1985 in “Contact Dermatitis” Minoxidil can cause allergic reactions like burning, itching, and red bumps.
2 citations
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January 2021 in “Journal of The American Academy of Dermatology” Low-dose oral minoxidil for hair loss seems to have rare side effects, but more research is needed to confirm its safety.