17 citations
,
December 2001 in “Journal of Investigative Dermatology” The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.
7 citations
,
August 2020 in “Genes” Different genes are active in dogs' hair growth and skin, similar to humans, which helps understand dog skin and hair diseases and can relate to human conditions.
5 citations
,
March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
2 citations
,
April 2002 in “Animal Science/Animal science” Melatonin treatment speeds up fur maturation and changes the hair growth cycle in young chinchillas.
1 citations
,
September 2022 in “Journal of the Egyptian Womenʼs Dermatologic Society” A rare scalp infection in a 66-year-old woman was successfully treated, leading to full hair regrowth.
1 citations
,
May 2021 in “Research Square (Research Square)” Micro-injury can help regrow hair and repigment vitiligo by activating specific cells.
June 2021 in “Psychiatria Danubina” The antidepressant escitalopram likely caused hair loss in a patient.
October 2012 in “Humana Press eBooks” Grape seed extract is good for skin care, with antioxidant, anti-inflammatory, and anti-cancer effects.
October 2021 in “Research Square (Research Square)” Melatonin affects certain genes and pathways involved in cashmere goat hair growth.
32 citations
,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
November 2025 in “Dermatology and Therapy” The drinkable supplement increased hair growth and was safe for women with hair loss.
25 citations
,
October 2018 in “PloS one” Key genes regulate hair follicle phase changes in Inner Mongolia cashmere goats.
13 citations
,
February 1999 in “International Journal of Cosmetic Science” Hair loss increases between July and October, possibly due to UV light, and factors like skin type, hair color, and density may affect this. Dandruff can worsen hair loss conditions.
November 2025 in “Journal of Clinical Medicine” The drinkable supplement reduced hair shedding and increased hair growth in women.
6 citations
,
January 2021 in “Journal of Cosmetic Dermatology” Poor sleep during the pandemic may increase stress and worsen hair loss conditions.
Poly-D,L-lactic acid boosts hair growth in aged skin by activating hair follicle stem cells.
7 citations
,
October 2019 in “Clinical, Cosmetic and Investigational Dermatology” Certain gene variations in the Vitamin D receptor may increase the risk of chronic hair loss.
Higher cannabis exposure may lead to increased hair loss.
22 citations
,
April 2006 in “Journal of Dermatological Science” Vitamin C derivative increases versican in cells, potentially aiding hair growth.
16 citations
,
April 1998 in “Journal of Investigative Dermatology” ACTH promotes hair growth in mink, but α-MSH does not.
18 citations
,
January 2016 in “Skin appendage disorders” The paper suggests improving diagnosis and treatment of telogen effluvium but does not recommend a new classification system.
1 citations
,
January 2009 in “CRC Press eBooks” Finasteride increases hair count and improves hair growth with low risk of side effects.
28 citations
,
November 2012 in “Experimental dermatology” A protein complex called mTORC1 likely affects when hair growth starts in mice.
9 citations
,
September 2013 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” Matriptase is highly active in hair follicles and sebaceous glands, especially during hair growth phases.
March 2026 in “Food Science and Biotechnology” Blue honeysuckle fruit extract helps hair grow by activating a specific signaling pathway.
November 2025 in “Advanced Science” The treatment using a special hydrogel shows promise for promoting hair growth.
45 citations
,
January 2010 in “Forensic science international” Neonatal hair can help determine drug exposure during pregnancy.
31 citations
,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
16 citations
,
November 2005 in “Journal of Clinical Pathology” CD1d expression in scalp skin and hair follicles changes with the hair cycle and may help protect against microbes.
March 2021 in “Research Square (Research Square)” Stress likely causes hair loss in Formosan macaques.