December 2020 in “The Medical journal of Basrah University” Low vitamin D levels may contribute to female pattern hair loss.
13 citations
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June 2006 in “Fertility and Sterility” Nonclassic 21-hydroxylase deficiency is a common, treatable genetic disorder causing reversible symptoms like acne and hair loss.
November 2016 in “The Molecular Biology Society of Japan”
September 2023 in “Journal of Cosmetic Dermatology” Lower vitamin D levels are linked to higher CRP levels in people with a type of hair loss called alopecia areata.
2 citations
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June 2018 in “Sudan journal of medical sciences” Low vitamin D levels can cause hair loss and supplements may improve it.
2 citations
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January 2008 in “Cuadernos de Psiquiatría comunitaria” Vitamin D and its receptor help regulate skin functions like cell growth, immunity, and hair cycle.
January 2023 in “Indian dermatology online journal” A child with trichothiodystrophy also had autoimmune thyroiditis and anemia, which is a new finding.
January 2026 in “Journal of Contemporary Medicine” Vitamin D may help prevent or reduce hair loss after COVID-19.
12 citations
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September 2011 in “BMJ Case Reports” Quick diagnosis and biotin treatment can dramatically improve biotinidase deficiency symptoms.
1 citations
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December 2012 in “Clinical and Experimental Dermatology” A rare calcium deposit condition was found on a man's scalp.
April 2025 in “Indian Journal of Paediatric Dermatology” Zinc supplements improved the girl's skin and hair condition.
March 2023 in “Mağallaẗ wāsit li-l-ʿulūm wa-al-ṭibb” A rare biotin deficiency in an Iraqi family caused severe symptoms but was successfully treated with lifelong biotin.
39 citations
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January 2017 in “Dermatologic Therapy” Topical calcipotriol may help treat alopecia areata, especially in those with low vitamin D.
Many people in Saudi Arabia use vitamin D supplements, but few experience toxicity, showing the need for professional guidance when taking these supplements.
3 citations
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January 2015 in “Journal of the Egyptian Womenʼs Dermatologic Society” 143 citations
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May 2007 in “Proceedings of the National Academy of Sciences” Vitamin D receptor is crucial for normal hair growth and preventing hair loss.
April 2020 in “Journal of the Endocrine Society” An 87-year-old man showed unusual signs of Hodgkin lymphoma, primarily high calcium levels, which improved after treatment and revealed the disease.
4 citations
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November 2022 in “Acta dermato-venereologica” People with hidradenitis suppurativa often have lower vitamin D levels, weaker hip bones, and altered bone metabolism markers.
January 2024 in “JCEM case reports” This is the first known case of parathyroid cancer in a patient with Birt Hogg Dube Syndrome.
Vitamin D3 is crucial for health, preventing issues like bone disorders and hair loss.
140 citations
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April 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzyme 25 Hydroxyvitamin D 1 α-Hydroxylase is essential for healthy skin and recovery after skin damage.
September 2022 in “Journal of the American Academy of Dermatology” Patients with lichen planopilaris/frontal fibrosing alopecia have a higher rate of vitamin D deficiency than the general US population.
16 citations
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March 2015 in “Wiener Klinische Wochenschrift” Vitamin D deficiency is common in women with PCOS and linked to some metabolic problems, but not the main cause of their metabolic issues.
December 2017 in “Elsevier eBooks” Vitamin D receptor is crucial for hair growth, not vitamin D itself.
2 citations
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April 2019 in “Acta medica Philippina/Acta Medica Philippina” People with alopecia areata often have lower vitamin D levels than healthy people.
September 2021 in “Journal of advances in medicine and medical research” Low Vitamin D levels are linked to female hair loss.
September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
21 citations
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June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
23 citations
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January 1964 in “Archives of Dermatology” Treatment with vitamin A did not improve the child's skin condition.
3 citations
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May 2017 in “BMJ Case Reports” A 15-year-old boy's skin and hair condition worsened due to improper treatment, leading to severe health issues.