Certain immune markers and vitamin levels could help diagnose alopecia areata.
April 2023 in “Journal of Investigative Dermatology” Type 1/17 inflammation in psoriasis increases skin cell growth due to a molecule that could be a new treatment target.
June 2022 in “Frontiers in Immunology” Tofacitinib regrew hair in a man with total hair loss but raised cytokine levels, needing more research on possible side effects.
January 2022 in “Faculty of 1000 Research Ltd” Understanding molecular mediators can improve skin healing treatments.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
Higher levels of certain proteins in hair loss areas may help understand and treat hair loss.
10 citations
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November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
Avicennia marina extract and avicequinone C can potentially promote hair growth and treat hair loss by interfering with hair loss mechanisms and boosting growth factors.
30 citations
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August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.