Cited by 414Metabolism, Diabetes, and CancerPharmacology and Obesity TreatmentRegulation of Appetite and Obesity

Metformin: Mechanisms in Human Obesity and Weight Loss

Open access
Yerevanian, Armen, Soukas, Alexander A.·2019·Current Obesity Reports

Abstract

Purpose of review Metformin has multiple benefits for health beyond its anti-hyperglycemic properties. The purpose of this manuscript is to review the mechanisms that underlie metformin's effects on obesity.Recent findings Metformin is a first-line therapy for type 2 diabetes. Large cohort studies have shown weight loss benefits associated with metformin therapy. Metabolic consequences were traditionally thought to underlie this effect, including reduction in hepatic gluconeogenesis and reduction in insulin production. Emerging evidence suggests that metformin-associated weight loss is due to modulation of hypothalamic appetite regulatory centers, alteration in the gut microbiome, and reversal of consequences of aging. Metformin is also being explored in the management of obesity's sequelae such as hepatic steatosis, obstructive sleep apnea, and osteoarthritis. Multiple mechanisms underlie the weight loss-inducing and health-promoting effects of metformin. Further exploration of these pathways may be important in identifying new pharmacologic targets for obesity and other aging-associated metabolic diseases.

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Crossref · 10.1007/s13679-019-00335-3

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104 of 104 references verified0 citation errors · 0 not checkable

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  • Metformin was repeatedly associated with modest but consistent decreases in body weight (averaging 2% after 1 year).

    “Although metformin was repeatedly associated with modest but consistent decreases in body weight (averaging 2 % after 1 year) [164,167]”

    From Obesity and MASLD: Is weight loss the (only) key to treat metabolic liver disease? (2024) · cites this paper as [164]

    The Metformin and Weight Loss section reports modest weight reductions in several studies, including 2 kg after one year in the BIGPRO study. It does not report an average 2% reduction after one year, and explicitly describes metformin’s weight-loss effects as inconsistent. (LLM, conf=0.88)

    Experimental — accuracy not yet measured
  • Recent study findings indicate that GDF-15 plays an independent role in body weight change in people taking metformin.

    “Aside from the mechanisms summarized in two reviews (77, 78), recent study findings indicate that GDF-15 plays an independent role in body weight change in people taking metformin.”

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Research works printed but not linked: 1

  1. [34]Kalantar-Zadeh K,, Metabolic acidosis and malnutrition-inflammation complex syndrome in chronic renal failure. Semin Dial, 2004 17(6): p. 455– 65. 15660576

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Authors
Yerevanian, A., & Soukas, A. A.
Affiliations
Broad Institute (US)
Corresponding author
Soukas, Alexander A.
Venue
Current Obesity Reports
Published
2019-03-14
Volume
8
Issue
2
Pages
156-164
ISSN
2162-4968 (ISSN-L)
OpenAlex
W2921000340
Cited by
414
References
104
Citations by year
2026: 40 · 2025: 62 · 2024: 109 · 2023: 66 · 2022: 55 · 2021: 53 · 2020: 24 · 2019: 4 · 2012: 1
FWCI
2.99
Type
journal article
Language
en
Open access
Locations
  • Current Obesity Reports (publishedVersion)
  • PubMed (publishedVersion)
  • PubMed Central (acceptedVersion)
Funders
National Institutes of Health (R01AG058256, R01DK101522, R01DK072041)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Metabolism, Diabetes, and Cancer
  • Health Sciences › Medicine › Pharmacology › Pharmacology and Obesity Treatment
  • Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Regulation of Appetite and Obesity
Keywords
metformin, obesity, weight loss, type 2 diabetes, hepatic gluconeogenesis, insulin secretion, hypothalamic regulation of appetite, gut microbiota, aging, hepatic steatosis, obstructive sleep apnea, osteoarthritis, anti-obesity mechanisms
MeSH terms
Gastrointestinal Microbiome, Aging, Animals, Diabetes Mellitus, Type 2, Disease Models, Animal, Humans, Hypoglycemic Agents, Insulin, Metformin, Obesity, Weight Loss

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