The Effect of Curcumin on Reducing Atherogenic Risks in Obese Patients with Type 2 Diabetes: A Randomized Controlled Trial.

Metha Yaikwawong, Laddawan Jansarikit, Siwanon Jirawatnotai, Somlak Chuengsamarn

Journal: Nutrients 2024;16(15):2441

PMID: 39125322

Plain Language Summary

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Type 2 diabetes (T2DM) is characterised by hyperglycaemia and insulin resistance, increasing the risk of cardiovascular disease. Natural compounds like curcumin target multiple metabolic pathways, offering potential for effective management with fewer side effects. This study aimed to investigate the efficacy and safety of curcumin extract as an intervention agent for reducing atherogenesis risk in obese T2DM patients. This research was an evidence-based, double-blind, placebo-controlled clinical trial. Participants were randomly allocated to either the curcumin-treated (intervention) group or the placebo-treated (control) group. Results showed that curcumin reduced atherogenic risk by mitigating inflammation and improving cardiometabolic factors. In fact, the 6-month curcumin treatment significantly reduced certain inflammatory markers [interleukin (IL)-1β, IL-6, and tumor-necrosis factor-α] in type 2 diabetes patients with obesity. Additionally, high-sensitivity C-reactive protein was reduced after 3 months of curcumin treatment. The authors concluded that by reducing cardiometabolic risk factors, curcumin provides various health benefits, making it a valuable component of a balanced diet and healthy lifestyle.

Abstract

Curcumin, derived from turmeric root, exhibits notable anti-inflammatory effects. These anti-inflammatory properties might also provide advantages in reducing cardiovascular complications, such as atherosclerosis. This study aimed to evaluate the efficacy of curcumin in reducing the risk of atherogenesis in obese patients with type 2 diabetes. The study employed a randomized, double-blind, placebo-controlled trial design with 227 participants diagnosed with type 2 diabetes. The parameters used to assess atherogenic risk reduction included pulse wave velocity and metabolic profiles, including low-density lipoprotein cholesterol and small dense low-density lipoprotein cholesterol. Measurements were recorded at baseline and at 3-, 6-, 9-, and 12-month intervals. After 12 months, participants receiving curcumin exhibited a significant reduction in pulse wave velocity ( < 0.001). This group showed significantly reduced levels of cardiometabolic risk biomarkers, including low-density lipoprotein cholesterol and small dense low-density lipoprotein cholesterol, all with values less than 0.001. High-sensitivity C-reactive protein, interleukin-1 beta, interleukin-6, and tumor necrosis factor-alpha were also significantly lower in the curcumin group, with values less than 0.001. The curcumin intervention significantly reduced pulse wave velocity and improved cardiometabolic risk profiles. These findings suggest that curcumin treatment may effectively reduce atherogenic risks in type 2 diabetes patients with obesity.

Address: Department of Pharmacology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok 10700, Thailand.; Department of Pharmacology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok 10700, Thailand.; Siriraj Center of Research Excellence for Precision Medicine and Systems Pharmacology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok 10700, Thailand.; Faculty of Pharmacy, Silpakorn University, Nakhon Prathom 73000, Thailand.; Division of Endocrinology and Metabolism, Department of Medicine, Faculty of Medicine, HRH Princess Maha Chakri Sirindhorn Medical Center, Srinakharinwirot University, Nakhon Nayok 26120, Thailand.
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