March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
8 citations
,
November 2019 in “International Journal of Morphology” Henna dye improves hair cuticle and thickness but effects vary by hair type and health.
2 citations
,
November 2019 in “PubMed” Henna significantly promotes hair growth and reduces androgen levels in mice with alopecia.
January 2026 in “Journal of Clinical and Investigative Dermatology” A father and son in Yemen have a genetic condition causing hair loss and nail problems.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer, natural hair dye but needs more research and standardization.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer alternative to synthetic hair dyes but has limited color options.
Henna extracts effectively fight fungi.
1 citations
,
July 2016 in “Cosmetics” Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.
8 citations
,
March 1990 in “Indian Journal of Dermatology Venereology and Leprology” Cutting matted hair stopped further hair loss caused by homemade shampoo.
7 citations
,
April 2011 in “Aktuelle Dermatologie” Fenugreek seed extract and micronutrients may help with hereditary hair loss.
36 citations
,
July 1996 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice with the 'lanceolate hair' mutation have abnormal hair and skin similar to human Netherton's syndrome.
July 2022 in “Dermatology practical & conceptual” Henna ointment may help reduce itching and improve wound healing in patients with epidermolysis bullosa.
17 citations
,
September 2010 in “Pediatric dermatology” A 15-year-old with KID syndrome developed a rare skin condition called PEHFN.
1 citations
,
February 2023 in “Journal of the American Board of Family Medicine” Primary care should recognize and treat hair loss in hijab-wearing individuals with cultural sensitivity.
1 citations
,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
1 citations
,
November 2023 in “Naunyn-Schmiedeberg's archives of pharmacology” Henna has potential health benefits and can treat various conditions, but more research is needed to confirm safety and effectiveness.
October 2023 in “International journal of biology, pharmacy and allied sciences” Henna helps wounds heal faster and better.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
18 citations
,
August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
1 citations
,
May 2018 in “Research & Reviews: Journal of Herbal Science” The research helps standardize Henna leaf for safe use in traditional medicine and hair care.
5 citations
,
January 1998 in “Journal of Toxicologic Pathology” Maneb causes delayed hair follicle damage in rats.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
July 2022 in “المجلة العراقية للصيدلة” Most women with excessive hair growth (hirsutism) also experience a common type of non-scarring hair loss called Androgenetic alopecia with telogen effluvium.
74 citations
,
October 2012 in “The American Journal of Human Genetics” Mutations in the HOXC13 gene cause hair and nail development issues.
58 citations
,
November 1969 in “British Journal of Dermatology” Netherton's disease causes multiple hair defects.
37 citations
,
June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
3 citations
,
August 2023 in “Archives of Dermatological Research” Wearing a hijab may lead to earlier hair loss due to vitamin D deficiency and seborrheic dermatitis.
July 2025 in “Journal of Investigative Dermatology” Wearing a hijab doesn't cause hair loss, but how it's worn can lead to hair issues, and many affected women don't seek medical help.
2 citations
,
August 1999 in “PubMed”