5 citations
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July 2022 in “PubMed” Hair dyes, shampoos, and conditioners often cause scalp allergies due to common allergens like p-phenylenediamine and nickel.
Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.
October 2014 in “CRC Press eBooks” The scalp is usually protected from dermatitis but can react to hair products, especially tea tree oil and Minoxidil.
December 2013 in “미용예술경영연구” Scalp treatments increased hair density and reduced hair loss in Telogen Effluvium patients.
47 citations
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August 2016 in “Fitoterapia” Some herbs and their components might help treat hair loss by affecting various biological pathways, but more research and regulation are needed.