research Progressive Motor Regression in a 3-Year-Old: Dietary Trends Revive an Overlooked Diagnosis
The girl's motor issues were due to scurvy from a lack of vitamin C, which improved with supplements.
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research Association between Vitamin D Deficiency and Psoriasis: A Case-Control Study
The study found no link between vitamin D deficiency and psoriasis but suggests more research is needed.
research Inborn errors of biotin metabolism
Two genetic disorders affect biotin metabolism, causing severe skin, hair, and metabolic issues.
research Reduced Levels of Serum 25-Hydroxyvitamin D in Alopecia Areata: A Systematic Review and Meta-analysis
People with alopecia areata often have lower vitamin D levels than healthy people.
research Editorial Board
People need different amounts of biotin based on age and it's important for health, with many foods providing enough.
research Evaluation of Keratinocyte Proliferation and Differentiation in Vitamin D Receptor Knockout Mice*
Alopecia in VDR knockout mice is due to a defect in hair cycle initiation, not keratinocyte issues.
research A Retrospective Evaluation of the Laboratory Findings of Dermatology Patients Whose Biotin Levels Were Checked
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.
research The Transient Role for Calcium and Vitamin D during the Developmental Hair Follicle Cycle
Vitamin D and calcium are essential for normal hair growth.
research Skin signs of nutritional disorders.
Malnutrition causes skin changes due to nutrient deficiencies.
research Behavioural characterization of Vitamin D receptor knockout mice
Vitamin D receptor knockout mice have significant motor impairments but no cognitive deficits.
research Evaluation of serum 25-hydroxy vitamin D levels in alopecia areata of scalp: a cross sectional observational study
People with alopecia areata often have low vitamin D levels, which may worsen their hair loss.
research Vitamin B-Complex and its Relationship with the Health of Vegetarian People
Vegetarians should take B vitamin supplements to avoid health issues.
research New Onset of Acne Associated With Dietary Supplements Post-Metabolic Bariatric Surgery: A Case Report and Review of the Literature
Improper vitamin use after bariatric surgery can cause acne.
research A Case of Hair-loss Due to the Vitamin and Mineral Deficiencies in Holstein Cows
research Trichotillomania associated with a 25-hydroxy vitamin D deficiency: A case report
Vitamin D supplements may reduce hair-pulling in people with Trichotillomania.
research Hypopigmented thin scalp hairs association with iron deficiency: report of 2 cases.
research Hereditary vitamin D-resistant rickets (HVDRR) owing to a heterozygous mutation in the vitamin D receptor
A girl had rickets due to a gene mutation affecting vitamin D response.
research Cutaneous manifestations of endocrine-metabolic disease and nutritional deficiency in the elderly
Skin problems in older people can indicate hormonal diseases, nutritional deficiencies, or conditions like diabetes, menopause, and HIV.
research Nongenomic effects of 1α,25-dihydroxyvitamin D 3 on cartilage formation deduced from comparisons between Cyp27b1 and Vdr knockout mice
1α,25-dihydroxyvitamin D3 directly affects cartilage growth and development.
research In vivo function of VDR in gene expression-VDR knock-out mice
Vitamin D receptor is crucial for bone health and mineral metabolism.
research Vitamin D deficiency in alopecia areata
Alopecia areata patients often have low vitamin D levels, suggesting they might benefit from vitamin D supplements.
research [Various changes in hair structure with different amounts of vitamin A in the diet].
research Effect of zinc, ferritin, and vitamin B12 deficiency on hair loss in pregnant women
Low levels of zinc, ferritin, and vitamin B12 are linked to severe hair loss in pregnant women during their last two trimesters.
research Phenotypic variation in biotinidase deficiency
Biotinidase deficiency has various symptoms and can be treated with biotin supplements.
research Unusual Presentation of Denys-Drash Syndrome in a Girl with Undisclosed Consumption of Biotin
A girl with Denys-Drash syndrome was misdiagnosed due to biotin affecting her hormone test results.
research PSAT330 Excess Iodine Intake From a Cystic Fibrosis Supplement Induces Symptomatic Hypothyroidism
Excessive iodine from a cystic fibrosis supplement can cause hypothyroidism.
research The role of vitamin D3 deficiency in the etiopathogenesis of autoimmune thyroid diseases
Low vitamin D3 is not linked to different levels of thyroid hormones in people with autoimmune thyroid disease.
research Increased prevalence of vitamin D deficiency in patients with alopecia areata: a systematic review and meta‐analysis
People with alopecia areata often have lower vitamin D levels and are more likely to be deficient in it.
research Effect of calcium supplementation on bone deformity and histopathological findings of skin papules in a pediatric patient with vitamin D–dependent rickets type 2A: a case report
Calcium supplements improved bone deformities but not skin papules or hair loss.
research Vitamin D-Dependent Rickets Type II with Alopecia: A Rare Case Report.
A 4-year-old boy with a rare type of rickets and hair loss improved in bone health but not hair growth after vitamin D and calcium treatment.