11 citations
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April 2013 in “Homo” Darker skin in 10-year-old girls may be an early sign of puberty.
January 2007 in “Journal of the American Academy of Dermatology” A 73-year-old man's grey-white hair turned dark brown after eczema treatment.
29 citations
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March 2011 in “The Journal of Nutritional Biochemistry” Eating isoflavone can help mice grow hair by increasing a growth factor.
96 citations
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January 1997 in “Clinics in Dermatology” Pregnancy can cause skin pigmentation, stretch marks, and changes in hair, nails, and sweat glands, with most resolving after birth.
6 citations
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September 2013 in “The Obstetrician & Gynaecologist” Pregnancy can cause unique skin issues, some of which may risk the mother and baby's health and need careful treatment.
December 2004 in “Medicine” Pregnancy can cause skin changes and may affect pre-existing skin conditions, with some treatments not safe for use during pregnancy.
5 citations
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April 1984 in “Archives of Dermatology” Porphyria cutanea tarda causes skin issues due to an enzyme deficiency.
May 2021 in “Research journal of topical and cosmetic sciences” TrichovitalsTM improved skin, hair, and nail health in adults after 12 weeks.
39 citations
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April 2001 in “Journal of The American Academy of Dermatology” Latanoprost, a glaucoma medication, caused excessive eyelid hair growth in many patients.
1 citations
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November 2003 in “Annals of saudi medicine/Annals of Saudi medicine” A 17-year-old in Saudi Arabia was diagnosed with a rare skin condition causing red-brown facial patches.
60 citations
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October 2010 in “Molecular Imaging and Biology” Increased skin pigmentation in mice reduces bioluminescent signal accuracy.
3 citations
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October 2019 in “JAAD Case Reports” Two patients with lupus had an unusual type of hair loss not typical for the disease but improved with treatment.
6 citations
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September 2022 in “Frontiers in pharmacology” Epimedium extract helps increase skin pigmentation and could be a new treatment for conditions with reduced pigmentation.
11 citations
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January 2016 in “Evidence-based Complementary and Alternative Medicine” Rice bran extract can increase melanin production and may help treat melanin deficiency.
November 2022 in “Journal of Investigative Dermatology” Blocking mTORC1 activity could increase hair pigmentation and potentially reverse greying.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a new way UVB light increases skin pigmentation through the ATP-P2X7 pathway.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking mTORC1 activity with rapamycin could help increase hair pigmentation and growth, potentially reversing gray hair.
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.
July 2022 in “Journal of Investigative Dermatology” The combination of a plant extract and a peptide can increase hair pigmentation and may reverse greying.
April 2018 in “Journal of Investigative Dermatology” Fat under the skin can help hair grow longer, darker, and increase cell growth.
12 citations
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September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
15 citations
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June 1986 in “Pediatric Dermatology” Androgens increase pigmentation in young hamsters, but estrogens can reverse this effect.
January 2004 in “Banca y finanzas: Revista profesional de gestión financiera” Androgens increase pigmentation in certain hamster skin areas, but estrogens can reverse this effect.
18 citations
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March 2015 in “Journal of Investigative Dermatology” Silencing certain circadian clock genes increases skin pigmentation.
7 citations
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March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
3 citations
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June 2017 in “International Journal of Radiation Biology” Gamma rays did not change hair follicle density but increased white and hypopigmented hairs in mice.
13 citations
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September 2017 in “Oncotarget” A certain signaling pathway in mice, when increased, causes hair to gray by depleting the cells that give hair its color.
1 citations
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December 2019 in “Clinical ophthalmology” Bimatoprost eye drops make rabbit eyelashes longer, thicker, and darker, and increase the number of lashes without causing inflammation.
16 citations
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October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.