16 citations
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November 2009 in “Experimental dermatology” Ionizing radiation damages human hair follicles by stopping cell growth, causing cell death, disrupting color, and increasing stress and damage markers.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Plant-based pigments in shampoo offer vibrant colors and scalp benefits, meeting quality standards and providing a natural alternative to synthetic dyes.
January 2023 in “Fashion and textiles” Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
January 2026 in “SSRN Electronic Journal” Riboflavin with blue light speeds up hair dyeing, making it faster, safer, and long-lasting with less hair damage.
176 citations
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January 2003 in “Journal of Investigative Dermatology” Bone Morphogenetic Proteins (BMPs) help control skin health, hair growth, and color, and could potentially be used to treat skin and hair disorders.
62 citations
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December 1941 in “Experimental biology and medicine” Eating phenylthiocarbamide made all the rats' hair go gray, but some returned to their original color after stopping.
16 citations
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August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
Exosome therapy successfully regrew and restored natural hair color in a man with stress-related hair loss.
November 2023 in “Frontiers in cell and developmental biology” Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.
3 citations
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March 1998 in “PubMed” A woman's skin and hair conditions improved after her cancerous tumor was removed.
3 citations
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November 2023 in “Frontiers in cell and developmental biology” Melanocytes are important for skin and hair color and protect the skin from UV damage.
126 citations
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November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
3 citations
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October 1996 in “International Journal of Dermatology” Melatonin can affect skin color, treat skin conditions, and may help with skin cancer.
Surgical repigmentation can permanently restore color to white hair in vitiligo patients.
1 citations
,
January 2017 in “Evolutionary studies” Different human traits like skin color and hair type vary between populations due to genetic adaptations to the environment.
August 2020 in “Research Square (Research Square)” Oxygen levels affect hair growth and color cells differently when they interact directly.
TBX3 gene affects horse coat color, with higher expression in darker areas.
27 citations
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May 2024 in “Clinical and Translational Medicine” Melanocyte stem cells are vital for skin and hair color and have potential in treating skin disorders and cancer.
April 2026 in “Journal of Cosmetic Dermatology” Exosomes from umbilical cord stem cells help protect hair color and health under stress.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Melanocytes are cells that make skin and hair color and help protect skin from sun damage.
24 citations
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March 2018 in “Pigment Cell & Melanoma Research” The environment around melanocyte stem cells is key for hair regeneration and color, with certain injuries affecting hair color and potential treatments for pigmentation disorders.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Krox20 is important for maintaining stem cells in the skin and affects hair growth and color.
20 citations
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October 2018 in “American Journal of Clinical Dermatology” Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
January 2025 in “Cellular and Molecular Life Sciences” BMP4 helps stem cells turn into pigment-producing cells, affecting hair color and growth.
93 citations
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October 2006 in “The International Journal of Biochemistry & Cell Biology” Melanocytes are crucial for skin pigmentation and can affect conditions like melanoma, vitiligo, and albinism, as well as hair color and hearing.
4 citations
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May 2018 in “International Journal of Molecular Sciences” The research showed how melanocytes develop, move, and respond to UV light, and their stem cells' role in hair color and skin cancer risk.
2 citations
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July 2016 in “Veterinary dermatology” Hyperaesthetic leucotrichia in horses causes painful, recurring skin lesions and hair color changes, especially in Arabian and American paint horses.
1 citations
,
March 2019 in “Actas Dermo-Sifiliográficas” New cancer treatments are less harmful to hair but can still cause hair loss, color, shape, and growth changes.
October 2022 in “Southeast Asian journal of health professionals” Hair greying is seen as a sign of aging; temporary fixes like hair dye are used, but a balanced diet and hair care can help manage it.
Acitretin treatment unexpectedly darkened a patient's gray hair.