This evidence brief is not medical advice. It is a source-linked literature search draft for research and writing workflows. Always inspect the original papers before citing or applying any finding.
Research question
Does intermittent fasting improve insulin resistance?
Short answer
The returned literature should be checked for fasting protocol, comparator diet, insulin resistance marker, and participant metabolic status.
Search conditions and results
- Claim searched: Intermittent fasting may improve insulin resistance.
- Search intent: Find source-linked biomedical papers about intermittent fasting and insulin resistance.
- Result set: Top source-linked biomedical papers returned by LitSource for this claim.
- Last refreshed: 2026-05-04
Top papers found
| Paper | Year | Journal | Source | Evidence snippet |
|---|---|---|---|---|
| Adipocyte-derived PGE2 is required for intermittent fasting-induced Treg proliferation and improvement of insulin sensitivity. | 2022 | JCI insight | PMID 35260536 | Intermittent fasting (IF), an eating pattern that involves periods of normal eating followed by restriction (fasting), has gained attention as an effective approach to improve obesity-induced metabolic dysfunctions such… |
| Intermittent fasting: is there a role in the treatment of diabetes? A review of the literature and guide for primary care physicians. | 2021 | Clinical diabetes and endocrinology | PMID 33531076 | Interestingly, several studies have demonstrated that intermittent fasting, even in the absence of fat loss, has resulted in a reduction of leptin levels and an increase of adiponectin, which results in improvements of… |
| Dietary Strategies for Metabolic Syndrome: A Comprehensive Review. | 2020 | Nutrients | PMID 33003472 | The main cardiometabolic effects observed after an intermittent-fasting intervention are weight loss and improvements in insulin resistance, dyslipidemia, BP levels and inflammation. |
| Fasting practices in Tamil Nadu and their importance for patients with diabetes. | 2016 | Indian journal of endocrinology and metabolism | PMID 27867892 | Caloric restriction (CR) and intermittent fasting (IF) have shown to improve glucose homeostasis and insulin resistance in humans. |
| Is Fasting Good When One Is at Risk of Liver Cancer? | 2022 | Cancers | PMID 36291868 | Clinical studies have shown, apart from a significant decrease in body weight, that intermittent fasting has additional cardiometabolic benefits comprising in improvements in blood pressure, LDL cholesterol, insulin res… |
| Intermittent fasting from dawn to sunset for 30 consecutive days is associated with anticancer proteomic signature and upregulates key regulatory proteins of glucose and lipid metabolism, circadian clock, DNA repair, cytoskeleton remodeling, immune system and cognitive function in healthy subjects. | 2020 | Journal of proteomics | PMID 31927066 | Upregulation of PLIN4 expression one week after 30-day intermittent fasting suggests that 30-day intermittent fasting from dawn to sunset mimics PPAR-gamma activators (e.g., pioglitazone), and this may be one of the mec… |
| Intermittent fasting for weight loss in night shift workers: a three-arm, superiority randomised clinical trial. | 2025 | EBioMedicine | PMID 40554393 | We tested the effectiveness of two modified intermittent fasting (IF) strategies compared with continuous energy restriction (CER) on weight loss and improvements in insulin resistance in night shift workers. |
| Dietary Interventions and Physical Activity as Crucial Factors in the Prevention and Treatment of Metabolic Dysfunction-Associated Steatotic Liver Disease. | 2025 | Biomedicines | PMID 39857800 | As with the ketogenic diet, due to the abundance of diverse protocols for this dietary model, it is difficult to generalize the results of the studies to date; despite this, an umbrella review of 11 meta-analyses and 13… |
What the evidence appears to support
The papers above were returned by a source-linked LitSource search for this claim. Treat them as candidate evidence: inspect the highlighted snippet, then open the original paper before citing.
What remains uncertain
This draft does not rank clinical certainty, replace systematic review methods, or decide whether the claim should be used in patient care. Check study design, population, intervention details, effect size, and recency before using any citation.
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