24 citations
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May 2017 in “PubMed” This review evaluates biotin's popularity and its purported benefits for hair improvement but finds no clinical evidence supporting its efficacy.
4 citations
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February 2022 in “Frontiers in molecular biosciences” This study revealed that chronic restraint stress in mice led to significant alterations in metabolic pathways and gene expression associated with hair growth inhibition, using metabolomics and transcriptomics analyses.
January 2025 in “Journal of Education Health and Sport” In this study, metformin was highlighted as effective in improving metabolic parameters and restoring ovulatory function in women with PCOS by enhancing insulin sensitivity, inhibiting hepatic gluconeogenesis, and influencing lipid metabolism, although a tailored, comprehensive treatment plan remains essential.