4 citations
,
January 2018 in “Forensic Science International” Researchers created a reliable method to detect hair-growth substances in products.
January 2006 in “Advances in developmental biology” The Hairless gene is crucial for healthy skin and hair growth.
May 2013 in “International journal of innovative research and development” The document concludes that understanding hair's chemical makeup is key to creating effective hair growth products that also improve social confidence.
11 citations
,
November 2002 in “Dermatologic Surgery” IPL can cause unexpected hair growth in nearby untreated areas.
February 2026 in “International Journal of Homoeopathic Sciences” Plica Polonica is a rare hair disorder causing severe matting, managed by detangling or cutting, and prevented with regular hair care.
The curly mutation in SELH/Bc mice affects hair and may help study human genetic disorders.
2 citations
,
May 2022 in “International journal of trichology” Plica neuropathica is a tangled hair condition that may be caused by hair damage or psychiatric issues and is treated by cutting the hair and addressing mental health.
3 citations
,
November 1977 in “JAMA” Hair casts can be mistaken for lice, causing unnecessary stress.
288 citations
,
June 2009 in “Human reproduction update” The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.
5 citations
,
March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
December 2025 in “Journal of the American Academy of Dermatology” 25 citations
,
July 2004 in “Experimental Dermatology” Illicium anisatum extract may boost hair growth.
39 citations
,
March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
June 1984 in “Clinical Biochemistry” Hair chromium levels might indicate chromium status and relate to glucose metabolism issues.
26 citations
,
February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
245 citations
,
January 1998 in “Genes & Development” Hoxc13 gene is essential for hair, nail, and papilla development.
November 2024 in “Journal of Investigative Dermatology” Ursolic and shikimic acid together boost hair growth better than alone.
July 2025 in “JAAD Case Reports” 9 citations
,
January 2021 in “Biomolecules” Infrared spectral imaging can map hair growth proteins and sugars without staining.
14 citations
,
November 1979 in “Pediatric Research” September 2025 in “British Journal of Dermatology”
February 2019 in “Obstetrics and gynaecology cases - reviews” Women with excessive hair growth tend to have shorter index and ring fingers compared to others.
January 2024 in “Advances in health sciences research/Advances in Health Sciences Research”
February 2025 in “American Journal of Biomedical Science & Research” A rare combination of hair loss and excessive fine hair growth was found in celiac disease patients.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery”
1 citations
,
August 2023 in “Biomolecules & therapeutics” HAPLN1 can promote hair growth and may help treat hair loss.
47 citations
,
July 1998 in “Journal of Investigative Dermatology” A new mutation, Glu402Lys, in hair keratin is linked to variable symptoms of monilethrix.
37 citations
,
November 2019 in “Journal of Microbiology and Biotechnology” Loliolide can boost hair growth by activating specific cell pathways.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” June 2023 in “Zenodo (CERN European Organization for Nuclear Research)”