vitamin b
Research
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research Niacinamide: A B Vitamin That Improves Aging Facial Skin Appearance
This study found that topical niacinamide significantly improved the appearance of wrinkles, skin yellowing, and elasticity in aging facial skin over 12 weeks.
research Reversible Hyperpigmentation of Skin and Nails With White Hair Due to Vitamin B12 Deficiency
This report describes a case in which intramuscular cyanocobalamin treatment reversed skin and nail pigmentation changes and premature gray hair caused by vitamin B12 deficiency due to pernicious anemia.
research Modulatory Role of Vitamins A, B3, C, D, and E on Skin Health, Immunity, Microbiome, and Diseases
In this review, researchers explored the roles of vitamins A, B3, C, D, and E in skin immunity, highlighting their potential as therapeutics for skin diseases due to their antioxidant, anti-inflammatory, and antimicrobial properties.
research Chemoprevention of Smoke-Induced Alopecia in Mice by Oral Administration of L-Cystine and Vitamin B6
This study found that oral administration of l-cystine with vitamin B6 effectively prevents environmental cigarette smoke-induced alopecia in mice by reducing hair bulb cell apoptosis.
research Stimulating Effect of Adrenalectomy on Hair Growth and Melanin Deposition in Black Rats Fed Diets Adequate and Deficient in the Filtrate Factors of Vitamin B1
In this study, adrenalectomy in rats on a diet lacking certain vitamin B components reversed fur graying and enhanced hair growth.
research The Role of Psychological Factors and Serum Zinc, Folate, and Vitamin B12 Levels in the Aetiology of Trichodynia: A Case-Control Study
This study observed that psychological factors and serum levels of zinc, folate, and vitamin B12 may contribute to the development of trichodynia.
research The Effects of Synthetic and Natural Hormones of the Adrenal Cortex on Melanin Deposition in Adrenalectomized Black Rats Fed Diets Adequate and Deficient in Vitamin B1
In this study, adrenalectomy in black rats on a vitamin B-deficient diet restored hair growth and melanin deposition, effects reversed using adrenal cortical hormones.
research Cutaneous Metabolism of Vitamin B-6
This study found that cutaneous pyridoxal 5'-phosphate hydrolase activity may be carried out by an enzyme different from the classical tissue-nonspecific alkaline phosphatase in human and mouse skin.
research Serum Vitamin B12, Folate, Ferritin, and Iron Levels in Turkish Patients with Alopecia Areata
Vitamin B12, folate, ferritin, and iron levels are not linked to alopecia areata.
research Reduced Serum Vitamin B12 Levels During Oral Cyproterone Acetate and Ethinyl Estradiol Therapy in Women With Diffuse Androgen-Dependent Alopecia
In this study, women treated for androgen-dependent alopecia with CPA EE2 therapy experienced significant decreases in serum vitamin B12, hemoglobin, and hematocrit levels after six months.
research Counteraction of Cortisone Inhibition of Body, Hair, and Thymus Growth by Vitamin B12 and Aureomycin
In this study of immature male albino rats on a vitamin B12-deficient diet, vitamin B12 supplementation improved body, hair, and thymus growth more effectively than aureomycin when countering the negative effects of cortisone.
research Demographic Characteristics and Association of Serum Vitamin B12, Ferritin, and Thyroid Function with Premature Canities in Indian Patients from an Urban Skin Clinic of North India: A Retrospective Analysis of 71 Cases
This study found that premature hair graying is strongly associated with a family history, Vitamin B12 deficiency, and hypothyroidism, with onset as early as 5 years in patients in Gurugram, India.
research Skin Hyperpigmentation and Increased Angiogenesis Secondary to Vitamin B12 Deficiency in a Young Vegetarian Woman
Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
research Reversible Cutaneous Hyperpigmentation and Nails with White Hair Due to Vitamin B12 Deficiency
Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
research Serum Holotranscobalamin, Vitamin B12, Folic Acid, and Homocysteine Levels in Alopecia Areata Patients
In this study, researchers found no significant differences in vitamin B12, folate, and homocysteine metabolism between patients with alopecia areata and controls, suggesting no association with vitamin B12 deficiency.
research Beneficial Effects of Vitamin B12 and Aureomycin in Rats Given Large Doses of Cortisone
This study found that in young male rats, cortisone acetate inhibited body growth and caused alopecia, which vitamin B12 and aureomycin largely counteracted, especially when combined.
research Chemoprevention of Doxorubicin-Induced Alopecia in Mice by Dietary Administration of L-Cystine and Vitamin B6
This study demonstrated that high doses of L-cystine and vitamin B6 effectively prevent doxorubicin-induced hair loss in mice.
research Reversible Hyperpigmentation of Skin and Nails With White Hair Due to Vitamin B12 Deficiency
This case report describes a patient with skin and nail hyperpigmentation and premature gray hair due to vitamin B12 deficiency, which were reversed after treatment with cyanocobalamin.
research Vitamin B3 (Niacin), B6, C, and Iron Intake Are Associated with the Free Androgen Index, Especially in Normoandrogenic Polycystic Ovary Syndrome
In this study, micronutrient intake was associated with androgen levels in women with PCOS, with the association more pronounced in NA PCOS compared to HA PCOS groups.
research Vitamin B12 Deficiency: A Rare Cause of Excessive Daytime Sleepiness
This study reports a rare case where severe vitamin B12 deficiency was identified as the cause of excessive daytime sleepiness, which resolved after vitamin B12 replenishment.