September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
February 2022 in “Global academic journal of medical sciences” People with alopecia areata have much lower Vitamin-D levels than healthy individuals.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
9 citations
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November 2014 in “Journal of Cutaneous Medicine and Surgery” Many dermatologists in Saudi Arabia recommend vitamins and minerals for hair loss, often based on personal experience rather than strong evidence.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
120 citations
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July 2005 in “Dermatologic surgery” Niacinamide improves aging skin and is safe for use in cosmetics.
20 citations
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July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.
7 citations
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December 2008 in “Expert Review of Dermatology” The document concludes that various childhood hair and nail disorders exist, some may improve on their own, and advances in genetics and immunology could enhance treatment and counseling.
January 2025 in “SKIN The Journal of Cutaneous Medicine” Calcipotriol's effectiveness for treating alopecia areata is unclear and needs more research.
October 2023 in “Benha Journal of Applied Sciences” Methotrexate and vitamin D3 are potentially more effective and safer than triamcinolone for treating localized alopecia areata.
11 citations
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January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
114 citations
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January 2007 in “Drug Safety” Some drugs can cause skin, nail, and hair problems, which are important for healthcare professionals to recognize and report.
65 citations
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January 2013 in “Cochrane library” Some systemic treatments work for nail psoriasis but can have serious side effects.
43 citations
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November 2007 in “Dermatologic Clinics” Hair and nail changes can indicate health issues, including cancer and side effects from cancer treatments.
July 2017 in “British Journal of Dermatology” The document concludes that scalp conditions have various causes and can present in many different ways.
1 citations
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February 2022 in “International Journal of Health and Pharmaceutical (IJHP)” Combining cantigi and henna leaf extracts boosts antioxidant activity.
4 citations
,
August 2018 in “Journal of The American Academy of Dermatology” The authors agree that biotin may help certain hair disorders but lacks evidence for use in healthy people and call for more research.
78 citations
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January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
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 2017 in “Springer eBooks” The document explains various skin conditions and their treatments.
September 2022 in “Farmacja Polska” Biotin is important for health, but taking extra usually doesn't help unless you're deficient.
July 2022 in “Journal of Dermatology and Dermatologic Surgery” People with chronic hair loss often have lower Vitamin B12 levels.
January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
30 citations
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October 2012 in “Current Opinion in Endocrinology, Diabetes and Obesity” Thyroid hormones are important for skin health and might help treat skin diseases, but more research is needed to understand their effects fully.
20 citations
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January 2019 in “International journal of trichology” People with Alopecia areata often have lower Vitamin D levels, which might affect the severity of their condition.
1 citations
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December 2024 in “Indian Dermatology Online Journal” Biologics and small molecules can effectively treat inflammatory nail disorders, but personalized treatment plans are important.
1 citations
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August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
Biotin and silica from plants improve hair, skin, and nail health.
September 2023 in “Journal of Cosmetic Dermatology” Minoxidil, a hair loss treatment, may help nails grow faster.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Vitamin A levels don't significantly affect alopecia areata.