November 2022 in “Journal of Investigative Dermatology” Blocking mTORC1 activity could increase hair pigmentation and potentially reverse greying.
26 citations
,
April 2010 in “The American journal of dermatopathology/American journal of dermatopathology” Researchers created a standard system to grade hair damage using microscopic images.
December 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Modern lifestyle factors like stress and pollution cause premature greying of hair.
January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.
260 citations
,
June 2011 in “Cell” Wnt signaling is crucial for pigmented hair regeneration by controlling stem cell activation and differentiation.
240 citations
,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
152 citations
,
December 2003 in “Micron” As people age, their hair follicles produce less pigment, leading to gray and white hair, due to factors like reduced enzyme activity and damage to melanocyte DNA.
126 citations
,
January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
75 citations
,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
56 citations
,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
55 citations
,
March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
47 citations
,
January 2013 in “International Journal of Cosmetic Science” Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
38 citations
,
June 2017 in “The Journal of Dermatology” Aging in hair follicle stem cells leads to hair graying, thinning, and loss.
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.
15 citations
,
August 2014 in “Journal of dermatological science” Pueraria thunbergiana extract may help prevent hair from turning gray.
14 citations
,
April 2007 in “Journal of aging and health” Balding men had lower bone density, while balding women had higher hip bone density.
12 citations
,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
7 citations
,
August 2023 in “Ageing Research Reviews” More research is needed to understand hair aging and develop effective treatments.
7 citations
,
July 2020 in “Pigment cell & melanoma research” RT1640 treatment reverses gray hair and promotes hair growth in mice.
7 citations
,
June 2020 in “Experimental dermatology” Researchers found that certain lipids, especially vitamin D3, are lower in prematurely grey hair than in pigmented hair.
5 citations
,
January 2023 in “International Journal of Molecular Sciences” Hair follicles could be used to noninvasively monitor our body's internal clock and help identify risks for related diseases.
2 citations
,
November 2022 in “Journal of Biochemistry and Molecular Biology” Aging changes hair stem cells and their environment, leading to gray hair and hair thinning, but understanding these changes could help develop treatments for hair regeneration.
2 citations
,
March 2020 in “Developmental cell” Stress can cause hair to turn gray by depleting pigment-producing cells through the release of a stress hormone.
April 2026 in “npj Regenerative Medicine” Melanocyte stem cells in hair follicles are key to understanding and potentially preventing hair graying.
September 2025 in “International Journal of Science and Research (IJSR)” Stress causes hair loss by disrupting hair growth cycles, and combining medical and cosmetic treatments can help manage it.
November 2023 in “International Journal For Multidisciplinary Research” Herbal hair oil made with natural ingredients helps reduce hair loss, dandruff, and graying.
August 2023 in “Portuguese journal of dermatology and venereology” Cyclosporine can reverse hair graying.
September 2017 in “Journal of Investigative Dermatology” The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
January 2013 in “International journal of trichology” Vitamin D3 and its receptor are important for hair growth, and understanding receptors could help treat hair graying and skin cancer.