28 citations
,
December 2019 in “Skin appendage disorders” Some medications might reverse gray hair, especially those that reduce inflammation or stimulate pigment production, and vitamin B might help.
6 citations
,
January 2007 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Gray hair regained color after thyroid hormone treatment.
2 citations
,
January 2023 in “International journal of biological sciences” Gray hair can potentially be reversed, leading to new treatments.
1 citations
,
June 2023 in “Skin Research and Technology” Hair-coating shampoos dye better initially, but hair-oxidation shampoos keep color longer and may damage hair more.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
June 2025 in “Clinical Cosmetic and Investigational Dermatology” Gray hair can potentially be managed or reversed with treatments that boost melanin production and address nutritional deficiencies.
The serum effectively promotes hair growth and reduces gray hair without side effects.
COVID-19 might cause gray hair to regain color.
303 citations
,
August 1971 in “The American Journal of Medicine” Melanocytes are destroyed by factors needed for melanin production, causing vitiligo and gray hair.
19 citations
,
January 2012 in “Annals of Dermatology” People need more information about hair dye ingredients and side effects.
8 citations
,
January 2013 in “Annals of Dermatology” Korean women dye their gray hair more than men, and it doesn't cause scalp diseases.
5 citations
,
July 2010 in “Journal of life sciences” Gray hair has more continuous medullation and a higher medullary diameter than black hair.
3 citations
,
March 2021 in “Cureus” A rare combination of halo nevi, nonsegmental vitiligo, and early gray hair can occur together.
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.
1 citations
,
June 1942 in “JAMA” Middle-aged men are usually either bald or gray, not both.
April 2026 in “Cosmetics” The shampoo effectively covers gray hair gradually and maintains color after multiple washes.
April 2026 in “International Journal of Dermatology”
February 2026 in “American Scientific Research Journal for Engineering, Technology, and Sciences (Global Society of Scientific Research and Researchers)” Gray hair requires special coloring techniques and care to maintain quality and strength.
May 2023 in “Health science reports” Coloring shampoos for gray hair may cause gene mutation, reproductive issues, and skin damage, needing stricter regulation and expert consultation.
November 2022 in “Skin Appendage Disorders” PT-20 did not significantly improve gray hair repigmentation.
August 2012 in “Fertility and Sterility” Premature gray hair may indicate reduced ovarian reserve but doesn't lower pregnancy chances.
May 2025 in “International Journal Of Science Technology & Management” The pomade business is viable with a 1.24 R/C Ratio.
13 citations
,
January 2014 in “Postępy Dermatologii i Alergologii” Patchy alopecia areata can affect only pigmented hairs, leaving gray hairs untouched.
September 1941 in “The Science News-Letter” 56 citations
,
July 2001 in “International Journal of Clinical Pharmacology and Therapeutics” People obsessed with looking young may need therapy to address deeper issues.
7 citations
,
July 2020 in “Pigment cell & melanoma research” RT1640 treatment reverses gray hair and promotes hair growth in mice.
Acitretin treatment unexpectedly darkened a patient's gray hair.
February 1945 in “New England Journal of Medicine” 2 citations
,
January 2012 in “Zhongguo nongye Kexue” EGF helps secondary hair follicles grow in young gray goats.
March 1942 in “The Science News-Letter”