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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 30 of 1000+

    1. Niacin deficiency increases the sensitivity of rats to the short and long term effects of ethylnitrosourea treatment. Molecular and Cellular Biochemistry · 1999 · 21 citations
    2. Cutaneous manifestations of endocrine-metabolic disease and nutritional deficiency in the elderly Dermatologic Clinics · 2004 · 18 citations
    3. Determination of Vitamin B3 Vitamer (Nicotinamide) and Vitamin B6 Vitamers in Human Hair Using LC-MS/MS 2021 · 7 citations
    4. The photosensitive patient: could it be pellagra? British Journal of Dermatology · 2011 · 2 citations
    5. Feeding the skin: The emerging role of nutritional intervention in dermatological disorders 2026
    6. Oral Manifestations of Hematologic and Nutritional Diseases Otolaryngologic Clinics of North America · 2010 · 50 citations
    7. Pellagrous dermatitis: a forgotten entity Postgraduate Medical Journal · 2019
    8. Hair Loss Management International journal of clinical & experimental dermatology · 2018
    9. Vitamin Deficiency, Dependency, and Toxicity 2023 · 14 citations
    10. The Nutritional Approach to Experimental Dermatology. Nutritional Dermatoses in the Rat 1940 · 22 citations
    11. Advanced Applications of Vitamin B Complex in Plastic and Cosmetic Surgery: Mechanisms and Therapeutic Benefits International Journal for Vitamin and Nutrition Research · 2025
    12. Renal Vitamins Journal of renal nutrition · 2006 · 4 citations
    13. Pellagra and anorexia nervosa: a case report Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity · 2019 · 8 citations
    14. Pellagroid dermatitis during a ketogenic diet and anti-epileptic therapy. PubMed · 2010
    15. Role of Nutrition in the Management of PCOS Indian Journal Of Clinical Practice · 2024
    16. Some Observations on Vitamin Metabolism in Germ-Free Rats 1955 · 43 citations
    17. Serum Vitamin Levels in Different Categories of Androgenetic Alopecia Subjects Vitamins & trace elements · 2012
    18. Biochemistry of Vitamin B: Metabolic Regulations, Deficiency Disorders and Emerging Therapeutic Strategies IntechOpen eBooks · 2026
    19. Modulatory role of vitamins A, B3, C, D, and E on skin health, immunity, microbiome, and diseases Pharmacological Reports · 2023 · 47 citations
    20. Topical calcipotriol vs narrowband ultraviolet B in treatment of alopecia areata: a randomized-controlled trial Archives of Dermatological Research · 2019 · 9 citations
    21. Vitamin B<sub>3</sub> (niacin), B<sub>6</sub>, C, and iron intake are associated with the free androgen index, especially in normoandrogenic polycystic ovary syndrome Journal of the Turkish-German Gynecological Association · 2022 · 10 citations
    22. Lesions in the skin, intestine, and central nervous system induced by an antimetabolite of niacin. PubMed · 1986 · 12 citations
    23. Therapeutic effects of growth factor cocktail (CellcurinTM) containing FGF5s (fibroblast growth factor 5 short) and NMN (nicotinamide mononucleotide) in patients with androgenetic alopecia: A split study Global dermatology · 2020
    24. Diet and hair loss: effects of nutrient deficiency and supplement use Dermatology practical & conceptual · 2017 · 79 citations
    25. Oral Supplementation of Nicotinamide Mononucleotide (NMN) Improves Hair Quality and Subjective Perception of Hair Appearance in Middle-Aged Women Cosmetics · 2025
    26. Vitamins A, B, C, and D: A Short Review for the Dermatologist. PubMed · 2021 · 7 citations
    27. Persistent scurvy after vitamin C supplementation in a high-risk patient: a case report AME Medical Journal · 2024 · 1 citations
    28. Unveiling the immune and vitamin profiles of blood: the potential biomarkers for alopecia areata PeerJ · 2025
    29. Nutrition and the deleterious side effects of nutritional supplements Clinics in Dermatology · 2010 · 24 citations
    30. Nutrition and Hair Dermatologic Clinics · 2012 · 98 citations