The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

Background and objective: The current systematic review and meta-analysis of randomized controlled trials (RCTs) was carried out to assess the influence of curcumin intake on weight among patients with metabolic syndrome and related disorders.Methods: We searched the following databases up until Jan...

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Main Authors: Maryam Akbari, Kamran B. Lankarani, Reza Tabrizi, Majid Ghayour-Mobarhan, Payam Peymani, Gordon Ferns, Amir Ghaderi, Zatollah Asemi
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-06-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fphar.2019.00649/full
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author Maryam Akbari
Kamran B. Lankarani
Reza Tabrizi
Majid Ghayour-Mobarhan
Payam Peymani
Gordon Ferns
Amir Ghaderi
Amir Ghaderi
Zatollah Asemi
author_facet Maryam Akbari
Kamran B. Lankarani
Reza Tabrizi
Majid Ghayour-Mobarhan
Payam Peymani
Gordon Ferns
Amir Ghaderi
Amir Ghaderi
Zatollah Asemi
author_sort Maryam Akbari
collection DOAJ
description Background and objective: The current systematic review and meta-analysis of randomized controlled trials (RCTs) was carried out to assess the influence of curcumin intake on weight among patients with metabolic syndrome and related disorders.Methods: We searched the following databases up until January 2018: MEDLINE, EMBASE, Web of Science, and Cochrane Central Register of Controlled Trials. The relevant data were extracted and evaluated for quality of the studies in accordance with the Cochrane risk of bias tool. Data were pooled using the inverse variance method and expressed as standardized mean difference (SMD) with 95% confidence intervals (95% CI).Results: Eighteen articles (21 studies) that comprised a total of 1,604 individuals were finally included in the meta-analysis. Curcumin intake significantly reduced body mass index (BMI) (SMD −0.37; 95% CI, −0.61, −0.13; P < 0.01), weight (SMD −0.23; 95% CI, −0.39, −0.06; P < 0.01), waist-circumference (WC) (SMD −0.25; 95% CI, −0.44, −0.05; P = 0.01), leptin levels (SMD −0.97; 95% CI, −1.18, −0.75; P < 0.001) and increased adiponectin levels (SMD 1.05; 95% CI, 0.23, 1.87; P = 0.01). We found no significant effect of curcumin intake on hip ratio (HR) (SMD −0.17; 95% CI, −0.42, 0.08; P = 0.18).Conclusions: Overall, we have found that curcumin intake among patients with metabolic syndrome and related disorders was correlated with a significant reduction in BMI, weight, WC, and leptin, and a significant increase in adiponectin levels, but did not affect HR.
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spelling doaj.art-46465ac0e11547deac35484a8f320bf12022-12-22T02:03:43ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122019-06-011010.3389/fphar.2019.00649439144The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled TrialsMaryam Akbari0Kamran B. Lankarani1Reza Tabrizi2Majid Ghayour-Mobarhan3Payam Peymani4Gordon Ferns5Amir Ghaderi6Amir Ghaderi7Zatollah Asemi8Health Policy Research Center, Institute of Health, Student Research Committee, Shiraz University of Medical Sciences, Shiraz, IranHealth Policy Research Center, Shiraz University of Medical Sciences, Shiraz, IranHealth Policy Research Center, Institute of Health, Student Research Committee, Shiraz University of Medical Sciences, Shiraz, IranMetabolic Syndrome Research Center, School of Medicine, Mashhad University of Medical Sciences, Mashhad, IranHealth Policy Research Center, Shiraz University of Medical Sciences, Shiraz, IranDivision of Medical Education, Brighton and Sussex Medical School, Brighton, United KingdomDepartment of Addiction Studies, School of Medicine, Kashan University of Medical Sciences, Kashan, IranClinical Research Development Unit-Matini/Kargarnejad Hospital, Kashan University of Medical Sciences, Kashan, IranResearch Center for Biochemistry and Nutrition in Metabolic Diseases, Kashan University of Medical Sciences, Kashan, IranBackground and objective: The current systematic review and meta-analysis of randomized controlled trials (RCTs) was carried out to assess the influence of curcumin intake on weight among patients with metabolic syndrome and related disorders.Methods: We searched the following databases up until January 2018: MEDLINE, EMBASE, Web of Science, and Cochrane Central Register of Controlled Trials. The relevant data were extracted and evaluated for quality of the studies in accordance with the Cochrane risk of bias tool. Data were pooled using the inverse variance method and expressed as standardized mean difference (SMD) with 95% confidence intervals (95% CI).Results: Eighteen articles (21 studies) that comprised a total of 1,604 individuals were finally included in the meta-analysis. Curcumin intake significantly reduced body mass index (BMI) (SMD −0.37; 95% CI, −0.61, −0.13; P < 0.01), weight (SMD −0.23; 95% CI, −0.39, −0.06; P < 0.01), waist-circumference (WC) (SMD −0.25; 95% CI, −0.44, −0.05; P = 0.01), leptin levels (SMD −0.97; 95% CI, −1.18, −0.75; P < 0.001) and increased adiponectin levels (SMD 1.05; 95% CI, 0.23, 1.87; P = 0.01). We found no significant effect of curcumin intake on hip ratio (HR) (SMD −0.17; 95% CI, −0.42, 0.08; P = 0.18).Conclusions: Overall, we have found that curcumin intake among patients with metabolic syndrome and related disorders was correlated with a significant reduction in BMI, weight, WC, and leptin, and a significant increase in adiponectin levels, but did not affect HR.https://www.frontiersin.org/article/10.3389/fphar.2019.00649/fullcurcuminweight lossmeta-analysisleptinBMI
spellingShingle Maryam Akbari
Kamran B. Lankarani
Reza Tabrizi
Majid Ghayour-Mobarhan
Payam Peymani
Gordon Ferns
Amir Ghaderi
Amir Ghaderi
Zatollah Asemi
The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Frontiers in Pharmacology
curcumin
weight loss
meta-analysis
leptin
BMI
title The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
title_full The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
title_fullStr The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
title_full_unstemmed The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
title_short The Effects of Curcumin on Weight Loss Among Patients With Metabolic Syndrome and Related Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
title_sort effects of curcumin on weight loss among patients with metabolic syndrome and related disorders a systematic review and meta analysis of randomized controlled trials
topic curcumin
weight loss
meta-analysis
leptin
BMI
url https://www.frontiersin.org/article/10.3389/fphar.2019.00649/full
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