June 2025 in “Cell Regeneration” Lack of a certain enzyme causes hair to grey early by damaging stem cells, but an antioxidant can help prevent this.
Premature hair graying is common and linked to stress, obesity, vitamin deficiencies, family history, lack of exercise, smoking, and allergies.
January 2025 in “Indian Journal of Dermatology” Frontal fibrosing alopecia is a challenging hair loss condition with no known cause or definitive treatment.
December 2024 in “Antioxidants” Luteolin can reduce hair graying in mice, with external treatment being more effective.
September 2024 in “Journal of Investigative Dermatology” VIP reduces hair pigmentation by decreasing melanin production.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
Peptide hydrogels show promise for healing skin, bone, and nerves but need improvement in stability and compatibility.
January 2023 in “Case Reports in Obstetrics and Gynecology” A woman's high testosterone levels and related symptoms improved after ovary removal surgery.
March 2022 in “Wound practice & research” New treatments for alopecia areata show promise, but standardized guidelines are needed.
January 2022 in “Menoufia Medical Journal” Obesity can cause various skin problems, with differences in prevalence between males and females.
January 2021 in “Turkiye Klinikleri Journal of Dermatology” Many young men with hair loss have low levels of vitamin D and B12.
May 2004 in “Biochimica et Biophysica Acta (BBA) - Molecular Basis of Disease” Vitamin E affects liver metabolism, enhancing stress resistance, reducing blood clotting, and altering hormone processing.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
41 citations
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March 2007 in “Journal of dermatological science” Taking L-cystine and vitamin B6 can prevent hair loss caused by smoke in mice.
34 citations
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March 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Vitamin C derivative helps hair grow longer by making cells produce a growth factor through a specific cellular pathway.
31 citations
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October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
26 citations
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September 2018 in “Neurobiology of Disease” Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.
21 citations
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September 1990 in “Journal of The American Academy of Dermatology” Taking L-tryptophan supplements might cause a condition similar to scleroderma in some people, which can get better after stopping the supplement and starting corticosteroid therapy.
20 citations
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August 2020 in “Scientific Reports” Low-dose bisphenol A increases prostate size in rats by affecting certain enzymes.
18 citations
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February 2023 in “Plants” Purple glutinous rice extracts can help whiten skin and reduce aging signs.
18 citations
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January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
16 citations
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August 1989 in “PubMed” Retinol and L-cystine improve diffuse hair loss without side effects.
14 citations
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October 2011 L-Lysine may help with various health conditions, but results are inconsistent for herpes treatment and its potential in other therapies is still being explored.
12 citations
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June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
11 citations
,
June 2012 in “Archives of Dermatological Research” L-cystine and vitamin B6 at high doses prevented hair loss in mice treated with a chemotherapy drug.
9 citations
,
July 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
9 citations
,
January 1992 in “Journal of Investigative Dermatology” Sugar molecule helps hair growth, less in balding, returns with treatment.
8 citations
,
June 1981 in “Clinica Chimica Acta”
7 citations
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December 2020 in “Pharmaceutics” A mix of tocopherol acetate and L-menthol helps grow hair better than using them separately or using minoxidil.