Acne is linked to vitamin B12 deficiency.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
July 2018 in “International journal of clinical & experimental dermatology” Eat a balanced diet for healthy hair; only use supplements if you have a proven nutrient deficiency.
March 2024 in “Animal nutrition” Adding both soluble and insoluble fibers, especially beet pulp, to the diet of pregnant sows helps improve their health and the growth of their piglets in hot weather.
126 citations
,
November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
September 2020 in “Osmangazi tıp dergisi” Thyroid dysfunction, vitamin D and B12 deficiencies, and iron deficiency may be linked to hair loss condition Telogen Effluvium.
2 citations
,
August 2004 Early diagnosis and proper treatment improve outcomes for methylmalonic acidemia.
54 citations
,
April 2007 in “Gastroentérologie clinique et biologique” Bariatric surgery can worsen nutritional deficiencies, requiring careful monitoring and supplementation.
June 2023 in “JAAD international” Patients with skin of color are more likely to use supplements for hair loss than Caucasian patients, but the effectiveness of these supplements is uncertain and they can be expensive.
166 citations
,
November 2008 in “Expert Review of Endocrinology & Metabolism” Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
25 citations
,
January 2017 in “International Journal of Trichology” Most Indian people with hair loss in the study lacked nutrients, especially iron.
5 citations
,
March 2021 in “International Journal of Dermatology” Biotin supplementation during isotretinoin treatment for acne may help maintain skin hydration and improve hair growth.
3 citations
,
January 2019 in “International Journal of Trichology” The article concludes that treating hair loss requires careful research, understanding the causes, and personalized treatment plans.
December 2025 in “International Journal for Fundamental and Interdisciplinary Research in Homoeopathy.” A holistic approach combining homeopathy, Xogen therapy, and lifestyle changes may improve hair loss.
November 2025 in “Healthcare” Zinc levels don't significantly affect hair loss, so testing for zinc isn't necessary.
August 2024 in “Journal of Cosmetic Dermatology” Telogen effluvium is linked to deficiencies in iron, vitamin B12, and thyroid function.
June 2024 in “Journal of Psychiatry Spectrum” Iron deficiency can cause psychiatric symptoms that improve with proper treatment.
January 2022 in “Indian journal of dermatopathology and diagnostic dermatology” Women with diffuse hair loss often have lower iron and vitamin D levels, but their thyroid function is typically normal.
January 2020 in “Journal of Clinical Biochemistry and Nutrition” Low zinc levels in chronic liver disease patients are linked to more severe symptoms like taste issues and skin problems, and zinc supplements might help.
August 2022 in “Nutrients” Nutritional supplements may help improve hair growth in female pattern hair loss.
7 citations
,
October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
13 citations
,
July 2018 in “Obesity surgery” Over half of patients had hair loss after weight-loss surgery, especially women, linked to low zinc and vitamin B12 levels.
December 2025 in “International Journal of Innovative Technologies in Social Science” Lifestyle changes and better nutrition may help manage alopecia areata.
December 2025 in “International Journal of Innovative Technologies in Social Science” Oral supplements like Vitamin E and Omega-3 can help reduce isotretinoin side effects.
October 2025 in “Diseases” Women with hair loss often have deficiencies in iron, vitamins, minerals, and lower thyroid function, suggesting the need for nutritional and hormonal treatment.
January 2021 in “Turkiye Klinikleri Journal of Dermatology” Many young men with hair loss have low levels of vitamin D and B12.
January 2019 in “Springer eBooks” Combination therapies might work better for some vitiligo patients, but results vary.
37 citations
,
October 2004 in “Adolescent Medicine Clinics” Bariatric surgery may help severely obese teenagers but has risks and requires careful patient selection and long-term care.
13 citations
,
August 2020 in “Journal of Laparoendoscopic & Advanced Surgical Techniques” Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.
231 citations
,
July 2008 in “Nutrition reviews” Diet changes can protect against harmful environmental effects on fetal development.