research Biotin and biotinidase deficiency
Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
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research Reversible hypopigmentation of hair secondary to Vitamin B12 deficiency
Vitamin B12 deficiency can cause reversible hair color loss in children.
research TRICHOSCOPY AS A NON-INVASIVE TOOL FOR THE DIAGNOSIS OF DEFICIENCIES OF VITAMIN B12, VITAMIN D3 AND SERUM FERRITIN
Trichoscopy can help diagnose Vitamin B12, Vitamin D3, and ferritin deficiencies without blood tests.
research Reduced serum vitamin B12 levels during oral cyproterone-acetate and ethinyl-oestradiol therapy in women with diffuse androgen-dependent alopecia
Taking cyproterone acetate and ethinyl oestradiol for hair loss can lower vitamin B12 levels in women.
research Quantification of biotin in plasma samples by column switching liquid chromatography – tandem mass spectrometry
The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
research Reversible Facial Hyperpigmentation Associated With Vitamin B12 Deficiency
Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
research The skin as a window on internal disorders: Two cases of internal malignancy and hypervitaminosis B12
Skin changes and high vitamin B12 levels can be early signs of cancer.
research Low Serum Biotinidase Activity in Children with Valproic Acid Monotherapy
Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
research Serum holotranscobalamine, vitamin B12, folic acid and homocysteine levels in alopecia areata patients
Alopecia areata is not linked to vitamin B12 deficiency.
research P447: Late onset biotinidase deficiency misdiagnosed as neuromyelitis optica: A case report and review of diagnostic challenges
Biotinidase deficiency can mimic neuromyelitis optica and should be considered for accurate diagnosis and treatment.
research Vitamin B 12 Deficiency: A Rare Cause of Excessive Daytime Sleepiness
Vitamin B12 deficiency can rarely cause excessive daytime sleepiness.
research Two novel BTD mutations causing profound biotinidase deficiency in a Chinese patient
The study found two new mutations in a Chinese patient with severe biotinidase deficiency.
research Biotinidase Enzyme Deficiency ( Case Report )
A rare biotin deficiency in an Iraqi family caused severe symptoms but was successfully treated with lifelong biotin.
research Serum and liver tissue biotinidase enzyme activity in rats which were administrated to valproic acid
Valproic acid may cause hair loss by reducing biotinidase enzyme activity in rats.
research Biotinidase deficiency: a survey of 10 cases.
Biotin treatment improves symptoms of biotinidase deficiency, but some neurological damage may be permanent.
research Telogen Effluvium With Dysesthesia (TED) Has Lower B12 Levels and May Respond to B12 Supplementation
People with TED often have low B12 levels and might benefit from B12 supplements.
research BH12 A case of reverse ageing phenomenon of the hair secondary to vitamin B supplementation
Vitamin B supplements may reverse grey hair.
research Newborn screening for biotinidase deficiency: pilot study and follow-up of identified cases
Newborn screening for biotinidase deficiency is effective in preventing severe complications.
research The effects of biotin supplementation on serum and liver tissue biotinidase enzyme activity and alopecia in rats which were administrated to valproic acid
Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
research Low level of maternal biotin intake changes the expression of biotin transporter in dams and fetuses in mice
Low biotin intake during pregnancy can affect biotin transport in mothers and fetuses.
research Rethinking biotin therapy for hair, nail, and skin disorders
Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
research Determination of Vitamin B3 Vitamer (Nicotinamide) and Vitamin B6 Vitamers in Human Hair Using LC-MS/MS
The method can measure vitamin B3 levels in human hair accurately.
research Phenotypic variation in biotinidase deficiency
Biotinidase deficiency has various symptoms and can be treated with biotin supplements.
research Some Observations on Vitamin Metabolism in Germ-Free Rats
Germ-free rats need biotin for growth and have different vitamin metabolism compared to regular rats.
research Association between Serum Brain-derived Neurotrophic Factor and 25-OH Vitamin D Levels with Vitamin D Receptors Gene Polymorphism (rs2228570) in Patients with Autoimmune Thyroiditis and Hypothyroidism
The VDR gene polymorphism does not affect BDNF levels in autoimmune thyroiditis and hypothyroidism patients.
research Biotin beware: Perils of biotin supplementation: Response to: “The epidemiology, impact, and diagnosis of micronutrient nutritional dermatoses. Part 2: B-complex vitamins”
Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
research Neuroimaging Findings in Congenital Biotinidase Deficiency: A Case Report
Early biotin treatment can reverse symptoms of congenital biotinidase deficiency.
research P175 The effects of biotin supplementation on alopecia in rats which were administrated to valproic acid
Biotin supplements did not significantly reduce hair loss in rats on valproic acid.
research Biotinidase deficiency – clinching the diagnosis rapidly can make all the difference!
Quick diagnosis and biotin treatment can dramatically improve biotinidase deficiency symptoms.
research PMON224 Newly Observed Interference of Oral Biotin with the Free Testosterone Assay? In a Woman with Postmenopausal Virilization.
Taking biotin can lead to incorrect low results in free testosterone tests.