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    Did you mean Vitamin D Deficiency?
    Glossary Vitamin D Deficiency

    lack of sufficient vitamin D in the body

    Vitamin D deficiency, also known as hypovitaminosis D, occurs when the body doesn't have enough vitamin D, which is crucial for maintaining healthy bones and supporting the immune system. This deficiency can lead to conditions such as rickets in children and osteomalacia or osteoporosis in adults, and it may also contribute to hair loss and other health issues.

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    Research 10 of 1000+

    1. Vitamin D deficiency in alopecia areata 2014 · 105 citations
    2. Increased prevalence of vitamin D deficiency in patients with alopecia areata: a systematic review and meta‐analysis 2018 · 48 citations
    3. Vitamin D deficiency in patients with alopecia areata: A systematic review and meta-analysis Journal of the American Academy of Dermatology · 2017 · 32 citations
    4. Prevalence of vitamin D deficiency in Slovak women with polycystic ovary syndrome and its relation to metabolic and reproductive abnormalities Wiener Klinische Wochenschrift · 2015 · 16 citations
    5. Vitamin D Deficiency in Adults with Musculoskeletal Pain Turkish Journal of Osteoporosis · 2015 · 7 citations
    6. Trichotillomania associated with a 25-hydroxy vitamin D deficiency: A case report The mental health clinician · 2020 · 5 citations
    7. Increased risk of vitamin D deficiency and insufficiency in Black patients with central centrifugal cicatricial alopecia Journal of the American Academy of Dermatology · 2022 · 3 citations
    8. Knowledge and practice of Vitamin D deficiency and risk of hair loss among adult population in Majmaah city, Saudi Arabia International journal of medicine in developing countries · 2019 · 2 citations
    9. Nonscarring alopecia associated with vitamin D deficiency. PubMed · 2018 · 2 citations
    10. Investigation of Diffuse Hair Fall Case Due to Vitamin D Deficiency: A Case Report and Literature Review Sudan journal of medical sciences · 2018 · 2 citations
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    Community 10 of 905

    1. Has anyone here is vitamin D deficient and lost hair and then regrew? Reddit · 25 Aug 2026
    2. Can Slight Hypothyroidism and Borderline Vitamin D Deficiency Really Prevent Finasteride and Minoxidil From Working? Reddit · 14 Aug 2026
    3. Vitamin D deficiency and hair loss - does anyone have personal evidence of hair regrowth following correction? Reddit · 21 May 2026
    4. M20 Vitamin D Deficiency and Hair Thinning Community · 14 May 2025
    5. Vitamin D deficiency - could it be the cause? Reddit · 7 May 2025
    6. Does vitamin D deficiency actually cause hair loss? Has anyone actually grew back hair after fixing vitamin d levels? Reddit · 19 Oct 2024
    7. Vitamin D deficiency strongly correlates with androgenic alopecia, FMPH and telogen effluvium Reddit · 24 Sept 2024
    8. Vitamin Deficiency Correction Timeline? Reddit · 9 Feb 2026
    9. 19, Diffuse Thinning with Vitamin Deficiency: Start Minoxidil or Wait? Community · 19 Jul 2025
    10. Vitamins Deficiency and blood works result Reddit · 7 Jul 2025
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    Learn 3 of 26

    1. Vitamin D Vitamin made in the skin from sunlight, also taken as a supplement
    2. Biotin B vitamin, often sold as a hair supplement
    3. Calcium D oantothenate
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