Effects of curcumin and/or coenzyme Q10 supplementation on metabolic control in subjects with metabolic syndrome: a randomized clinical trial.

Abbas Ali Sangouni, Maryam Taghdir, Javad Mirahmadi, Mojtaba Sepandi, Karim Parastouei

Journal: Nutrition journal 2022;21(1):62

PMID: 36192751

Plain Language Summary

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Metabolic syndrome (MetS) is a cluster of metabolic disorders such as hyperlipidaemia, hypertension, hyperglycaemia, insulin resistance, and abdominal obesity. MetS is associated with cardiovascular disease (CVD), type 2 diabetes mellitus and non-alcoholic fatty liver disease. The aim of this study was to investigate the effects of curcumin and/or coenzyme Q10 supplementation on metabolic syndrome components in subjects with MetS. This study is a 2×2 factorial, randomised, double-blinded, placebo-controlled study which was conducted for 12 weeks. Eighty-eight subjects were randomly assigned into four groups. All subjects completed the trial. Results show that curcumin supplementation improves lipid profile, but it does not have any effect on body composition, hypertension and fasting plasma glucose. However, supplementation with coenzyme Q10 as well as curcumin plus coenzyme Q10 did not show any significant effects on lipid profile, body composition, hypertension and fasting plasma glucose. Authors conclude that curcumin supplementation (especially by its effects on dyslipidaemia) is more effective than coenzyme Q10 as well as the combination of curcumin and coenzyme Q10 in the management of MetS. However, curcumin, coenzyme Q10 and their combination have no effect on body composition, hypertension and glycaemic control.

Abstract

BACKGROUND

Metabolic syndrome (MetS) as a cluster of conditions including hyperlipidemia, hypertension, hyperglycemia, insulin resistance, and abdominal obesity is linked to cardiovascular diseases and type 2 diabetes. Evidence suggested that intake of curcumin and coenzyme Q10 may have therapeutic effects in the management of MetS.

AIMS

We investigated the effects of curcumin and/or coenzyme Q10 supplementation on metabolic syndrome components including systolic blood pressure (SBP), diastolic blood pressure (DBP), waist circumference (WC), triglyceride (TG), high density lipoprotein-cholesterol (HDL-c) and fasting plasma glucose (FPG) as primary outcomes, and total cholesterol (TC), low density lipoprotein-cholesterol (LDL-c) and body mass index (BMI) as secondary outcomes in subjects with MetS.

METHODS

In this 2 × 2 factorial, randomized, double-blinded, placebo-controlled study, 88 subjects with MetS were randomly assigned into four groups including curcumin plus placebo (CP), or coenzyme Q10 plus placebo (QP), or curcumin plus coenzyme Q10 (CQ), or double placebo (DP) for 12 weeks.

RESULTS

The CP group compared with the three other groups showed a significant reduction in HDL-c (P = 0.001), TG (P <  0.001), TC (P <  0.001), and LDL-c (P <  0.001). No significant differences were seen between the four groups in terms of SBP, DBP, FPG, WC, BMI and weight.

CONCLUSION

Curcumin improved dyslipidemia, but had no effect on body composition, hypertension and glycemic control. Furthermore, coenzyme Q10 as well as the combination of curcumin and coenzyme Q10 showed no therapeutic effects in subjects with MetS. The trial was registered on 09/21/2018 at the Iranian clinical trials website (IRCT20180201038585N2), URL: https://www.irct.ir/trial/32518 .

© 2022. The Author(s).

Address: Health Research Center, Life Style Institute, Baqiyatallah University of Medical Sciences, Tehran, Iran.; Department of Nutrition, School of Public Health, Shahid Sadoughi University of Medical Sciences, Yazd, Iran.; Student Research Committee, Baqiyatallah University of Medical Sciences, Tehran, Iran.; Health Research Center, Life Style Institute, Baqiyatallah University of Medical Sciences, Tehran, Iran. [email protected].
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