83 citations
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May 1999 in “International Journal of Dermatology” Hair loss that spreads out can often fix itself or be treated by finding and handling the cause.
15 citations
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February 2014 in “Toxicology Letters” Coumarin derivatives cause skin irritation, but coumarin itself does not.
16 citations
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May 2013 in “Australasian Journal of Dermatology” Hair loss in Cronkhite-Canada syndrome is reversible by treating the gut issues and doesn't need steroid treatment for the hair itself.
December 2017 in “Elsevier eBooks” Vitamin D receptor is crucial for hair growth, not vitamin D itself.
5 citations
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February 1977 in “Archives of Dermatology” Eating more protein during fast weight loss can prevent hair loss.