June 2024 in “British Journal of Dermatology” Vitamin B supplements may reverse grey hair.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
October 2007 in “European Neuropsychopharmacology”
4 citations
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January 2011 in “Journal of Cosmetics, Dermatological Sciences and Applications” Vitamin B12 may promote hair growth by affecting certain cell processes.
May 2024 in “European Journal of Immunology” Vitamin B5 and coenzyme A may help regulate the immune system and could improve treatments for chronic diseases and cancer.
June 2021 in “Asian Journal of Medical Sciences” Vitamin B12 deficiency can cause reversible skin darkening.
2 citations
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October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
January 2024 in “Biomedical journal of scientific & technical research” Vitamins A, B7, C, D, and E are essential for healthy hair growth and preventing damage.
Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.
5 citations
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August 2015 in “Sultan Qaboos University medical journal” Vitamin B12 deficiency can cause skin darkening and other symptoms, which improve with B12 supplements.
5 citations
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October 2019 in “Giornale italiano di dermatologia e venereologia” Biotin supplements can improve certain skin disorders and hair loss when a deficiency is present.
June 2022 in “International Journal of Advanced Research in Science, Communication and Technology” The polyherbal hair oil with Vitamin B7 may increase hair growth, reduce hair loss, and protect against dandruff.
2 citations
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November 1961 in “American Journal of Clinical Nutrition”
8 citations
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January 2007 in “Hair transplant forum international” Vitamin B12 improves the health and growth of hair micrografts.
11 citations
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October 1941 in “Experimental Biology and Medicine” PABA helps prevent gray hair and hair loss in mice.
16 citations
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February 2008 in “PubMed” Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
October 2020 in “Our Dermatology Online” Skin changes and high vitamin B12 levels can be early signs of cancer.
11 citations
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August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which can be reversed with treatment.
2 citations
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July 2023 in “International Journal of Molecular Sciences” BFNB could be a promising treatment for hair growth.
April 2024 in “International Journal of Advanced Research” Vitamin B12 deficiency is linked to hair loss and skin pigmentation changes.
1 citations
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February 2022 in “Journal of the American Academy of Dermatology” Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
January 2025 in “The International Journal of Gastroenterology and Hepatology Diseases” Vitamin B12 is crucial for hair and nerve health, and its malabsorption can cause hair loss and nerve damage.
28 citations
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November 2019 in “Gene” The ITGB6 gene is important for tissue repair and hair growth, and mutations can lead to enamel defects and other health issues.
1 citations
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
77 citations
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August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
2 citations
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January 2019 in “Elsevier eBooks” Biotin supplements are unnecessary for most people but may help with certain conditions like biotin deficiency, brittle nails, and some hair loss.
January 1959 in “Acta medica Scandinavica” A balanced diet with essential vitamins, especially B-complex, prevents hair loss.
9 citations
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September 2019 in “Journal of clinical sleep medicine” Vitamin B12 deficiency can rarely cause excessive daytime sleepiness.
3 citations
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October 2024 in “Archives of Dermatological Research” Salivary vitamin D and IL-6 could help diagnose and manage non-scarring alopecia.
Older people tend to have higher biotin levels, which are weakly linked to certain blood components and negatively linked to triglycerides; biotin should be checked in patients with high triglycerides or medication-related skin issues, and only supplemented if deficient. Vitamin D and folate deficiencies are linked to specific skin conditions.