Weight management
At a glance
- Carbohydrate quality influences postprandial metabolism
- Isomaltulose provides a lower and more sustained blood glucose response
- Lower insulin responses are associated with greater fat oxidation
- Isomaltulose stimulates higher GLP-1 release than sucrose
- Clinical studies have investigated effects on body weight and body composition
Explore further:
GLP-1 and appetite regulation
Fat oxidation and metabolic flexibility
Body weight and body composition
Health-conscious individuals
Conclusion
Isomaltulose may support weight-management strategies through several complementary metabolic effects. Compared with rapidly available carbohydrates, it provides lower postprandial glucose and insulin responses, stimulates higher GLP-1 release, and promotes greater fat oxidation in specific study settings.
Clinical studies also indicate that replacing higher-glycemic carbohydrates with isomaltulose within structured dietary interventions can support favorable changes in body weight and body composition. These effects make carbohydrate quality an important consideration alongside overall energy balance, diet quality, and physical activity.
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References
Henry CJ, Kaur B, Quek RYC et al. (2017) A low glycemic index diet incorporating isomaltulose is associated with lower glycemic response and variability and promotes fat oxidation in Asians. Nutrients 9(5):473.
König D, Theis S, Kozianowski G et al. (2012) Postprandial substrate use in overweight subjects with the metabolic syndrome after isomaltulose ingestion. Nutrition 28(6):651-656.
Lightowler H, Schweitzer L, Theis S et al. (2019) Changes in weight and substrate oxidation in overweight adults following isomaltulose intake during a 12-week weight loss intervention: a randomized, double-blind, controlled trial. Nutrients 11(10):2367.
Maresch CC, Petry SF, Theis S et al. (2017) Low Glycemic Index Prototype Isomaltulose: Update of Clinical Trials. Nutrients 9(4):381.
Zhang J, Sonnenburg D, Tricò D et al. (2024) Isomaltulose enhances GLP-1 and PYY secretion to a mixed meal in people with or without type 2 diabetes as compared to saccharose. Molecular Nutrition & Food Research: e2300086. doi:10.1002/mnfr.202300086.