GDF15 is an anorectic hormone that relays systemic stress to the brain. In the current issue of Nature Metabolism, Day et al. elegantly demonstrate that the frontline anti-diabetes drug, metformin, lowers body weight by increasing circulating levels of GDF15.
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T.D.M. receives research support from Novo Nordisk and Sanofi-Aventis. The funders had no role in the writing of the manuscript or in the decision to publish this manuscript. M.K. declares no conflicts of interest.
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Kleinert, M., Müller, T.D. Teaching an old dog new tricks: metformin induces body-weight loss via GDF15. Nat Metab 1, 1171–1172 (2019). https://doi.org/10.1038/s42255-019-0153-5
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DOI: https://doi.org/10.1038/s42255-019-0153-5