47 citations
,
July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
4 citations
,
January 1976 in “Archives of Dermatological Research” Metabolic disorders can cause hair structure defects and growth issues, but amino acid levels in hair remain normal.
1 citations
,
June 2023 in “Medicina” People with Epidermolysis bullosa have many health problems including poor oral health, which is often neglected due to other medical issues.
46 citations
,
April 1971 in “American Journal of Clinical Nutrition” Lack of protein causes hair root damage, but it can be reversed by eating protein again.
32 citations
,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
26 citations
,
November 1968 in “The Lancet” Malnourished Andean Indian children had abnormal hair roots compared to healthy children.
9 citations
,
June 2019 in “Mycopathologia” Malassezia yeast linked to hair loss; ketoconazole helps treat it.
23 citations
,
July 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle bulge cells don't help skin regrow after glucocorticoid damage; interfollicular epidermis cells do.
24 citations
,
September 2015 in “JAAD case reports” Finasteride helps hair regrowth in frontal fibrosing alopecia.
April 2019 in “Journal of Investigative Dermatology” Maca root extract protects hair follicles and promotes hair growth.
2 citations
,
February 2019 in “JOJ dermatology & cosmetics” Anagen grow, a herbal hair serum, effectively promotes hair growth and could be an alternative to finasteride and beneficial for Minoxidil users.
33 citations
,
March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
April 2018 in “Journal of Investigative Dermatology” A new peptide, FOL-005, may help treat excessive hair growth by reducing a hair growth promoter, FGF7.
March 2023 in “Clinical, cosmetic and investigational dermatology” IL-33 is linked to hair follicle damage in psoriasis and could be a treatment target for hair loss in this condition.
44 citations
,
September 2012 in “Archives of Dermatology” Hair breakage may be an early sign of a hair loss condition called CCCA in African American women.
November 2025 in “Frontiers in Pharmacology” Botanical treatments like saw palmetto, rosemary oil, and ginseng may help reduce hair loss in menopausal women.
January 2024 in “Journal of cellular immunology” Hair follicle stem cells are important for maintaining healthy skin and interact with many signals.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicles repair 3D injuries using a 2D healing process.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.
23 citations
,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
38 citations
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February 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Two patients with porphyria cutanea tarda experienced their grey hair turning dark again.
67 citations
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August 2007 in “American Journal of Pathology” Overexpressing the mineralocorticoid receptor in mouse skin causes skin thinning, early skin barrier development, eye issues, and hair loss.
50 citations
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September 2011 in “Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids” Maintaining the right amount of retinoic acid is crucial for healthy hair and skin.
3 citations
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May 2018 in “The American Journal of Medicine” A woman's long-term scalp issues were diagnosed as a rare skin disorder called cutaneous Langerhans cell histiocytosis.
2 citations
,
July 2018 in “Elsevier eBooks” Trichoscopy is a useful tool for diagnosing and managing hair and scalp conditions, often better than traditional methods.
September 1961 in “Archives of Dermatology” Lichen sclerosus et atrophicus is generally not considered precancerous, but there are exceptions.
60 citations
,
April 2018 in “Clinical, cosmetic and investigational dermatology” Tight hairstyles and chemical relaxers can cause hair loss known as traction alopecia.
92 citations
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December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” Human hair follicle stem cells can be isolated using specific markers for potential therapeutic use.
47 citations
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July 2005 in “British Journal of Dermatology” Topical vitamin D3 does not prevent hair loss from chemotherapy.
July 2025 in “International Journal of Biological Macromolecules” The microneedle patch boosts hair growth by reducing DHT and oxidative stress.