Malnourished people have weaker hair that is easier to pluck.
February 1960 in “Journal of the American Medical Association” Treatments for hair loss include estrogen therapy and special shampoos.
March 2019 in “European archives of medical research” Platelet-rich plasma injections are a cheap and effective way to reduce hair loss and improve hair quality in people with mild to moderate androgenetic alopecia.
January 2012 in “Vitamins & trace elements” Smoking and drinking can lower vitamin levels and potentially trigger early hair loss, but overall vitamin levels don't seem to affect hair loss duration.
The supplement improved hair density and overall hair beauty.
22 citations
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September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
234 citations
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February 2001 in “British Journal of Dermatology” FPHL affects hair density and diameter, causing visible hair loss in older women.
220 citations
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August 1988 in “Clinical endocrinology” Melatonin may help with sleep issues, depression, and cancer, but more research is needed.
175 citations
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April 1982 in “Journal of The American Academy of Dermatology” Isotretinoin is highly effective in treating severe acne, rosacea, and gram-negative folliculitis.
116 citations
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May 1992 in “The American Journal of Medicine” Flutamide rarely causes liver toxicity in prostate cancer patients.
106 citations
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April 2010 in “ACS Nano” C60 fullerenes can alter protein function and may help develop new disease inhibitors.
84 citations
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February 2013 in “Clinica chimica acta” Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
83 citations
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March 2015 in “International Journal of Dermatology” ADSC-CM treatment improved hair density and thickness in women with hair loss, safely and effectively.
71 citations
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May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
49 citations
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August 2016 in “Aesthetic Surgery Journal” Micro-needling effectively improves wrinkles, scars, and hair growth, but proper technique and safety are important.
48 citations
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February 2025 in “Nano-Micro Letters” Microneedles offer a promising, painless way to treat skin diseases but need improvements for better use.
48 citations
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May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
47 citations
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November 2012 in “Pharmaceutical research” Surface-modified nanoparticles mainly use non-follicular pathways to enhance skin permeation of ibuprofen and could improve treatment for inflammatory skin diseases.
47 citations
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May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
43 citations
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July 2018 in “Journal of The European Academy of Dermatology and Venereology” Finasteride and minoxidil mix works better for hair growth than minoxidil alone, with similar safety.
43 citations
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September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
40 citations
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August 2022 in “Frontiers in immunology” Blocking JAK/STAT pathways can help treat hair loss from alopecia areata.
31 citations
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April 2016 in “Nature communications” Certain signals are important for reducing specific chemical markers on hair follicle stem cells during rest periods, which is necessary for healthy hair growth.
29 citations
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September 2024 in “AAPS PharmSciTech” Transcutol® helps drugs penetrate the skin more effectively in various formulations.
27 citations
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January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
23 citations
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June 2012 in “PLOS ONE” KLF4 is important for maintaining skin stem cells and helps heal wounds.
22 citations
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June 2002 in “Seminars in cutaneous medicine and surgery” Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.
20 citations
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September 2018 in “Journal of cutaneous pathology” Different skin diseases show unique patterns of skin cell separation, cell death, and granular layer changes.
20 citations
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May 2011 in “Cancer Biology & Therapy” Finasteride may improve prostate cancer treatment outcomes.
17 citations
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June 2002 in “Dermatologic Surgery” Chinese patients have fewer hair follicles than Caucasians, and transplanting hair at 40% of normal density works for natural-looking hairlines.