May 2023 in “Jurnal Kedokteran dan Kesehatan Publikasi Ilmiah Fakultas Kedokteran Universitas Sriwijaya” This case report concludes that while multivitamin, mineral, and herbal supplements are used in alopecia areata treatment, existing scientific evidence is insufficient for definitive clinical recommendations on their effectiveness.
October 2025 in “Jurnal Ilmiah Kedokteran dan Kesehatan” This literature review reports that multivitamin supplementation can enhance hair density and quality in people with suboptimal nutritional status but warns that excessive intake of certain vitamins and minerals may cause hair loss.
March 2022 in “Annals of Bariatric Surgery” This study found that protein supplements combined with micronutrients reduced hair loss more effectively after sleeve gastrectomy in women, compared to routine multivitamins alone.
April 2026 in “Journal of Pharmacy Practice” In this case study, the authors reported a post-bariatric surgery patient who developed acne due to inappropriate vitamin supplementation, emphasizing the need for careful monitoring and education on vitamin use to prevent complications in such patients.
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August 2022 in “JAAD international” This study reviews the impact of supplementation on hair growth in nonscarring alopecia using baseline and follow-up laboratory data but reports no new clinical results.