Review Article

Herbal Medicine for the Treatment of Obesity: An Overview of Scientific Evidence from 2007 to 2017

Table 3

The registered clinical trials of herbal medicines for the treatment of obesity from 2007 to 2017.

NumberTrial number statusConditions and dosageObjectivesInterventionsOutcomesNumber of subjects (age/)Recruiting study locations

(1)ChiCTR-IOR-15007587 (pending)Obesity
(/)
To evaluate the effectiveness and safety of the empirical formula—Xiere Huazhuo Formula of Chinese Medicine Professor—Ding Xueping in obesity treatmentI: Xiere Huazhuo granule; C: orlistat1: weight, body fat distribution, blood lipid, insulin resistance HOMA-2, adipokines48 (18–65/F-M)December 14, 2015China

(2)NCT00383058 (completed)Obesity
(/)
To examine whether extract of the green tea is effective on obese womenI: the extract of green tea; C: placeboBody mass index, body weight, glucose, cholesterol, LDL, HDL, triglyceride100 (16–60/F)September 29, 2009China

(3)NCT02605655 (completed)Metabolic syndrome X (1 g/day for 3 months)To determine whether the Chinese formula AMP-1915 has effect on metabolic syndrome (MS) in MS patientsI: AMP-1915 (Astragalus, Radix Puerariae, Cortex Mori); C: placeboFBG, plasma lipid levels, plasma insulin concentration, body weight, HbA1c60 (40–65/F-M)April 1, 2015China

(4)NCT01142076 (completed)Overweight (170 mL/day, 24 weeks)To examine the treatment of adiposity (stagnation of QI causing phlegm retention)I: Xinju Xiaogao Prescription; C: placeboWaistline, BMI140 (16–80/F-M)March 1, 2011China

(5)NCT02651454 (recruiting)Obesity (6 g, three times a day, 12 weeks)To investigate the efficacy and safety of Daesiho-tang and Taeeumjowi-tang on Korean obese women with metabolic syndrome risk factorsI: Daesiho-tang: Jowiseungcheung-tang; C: placeboBody weight, body fat percentage, fat mass, waist circumference, body mass index, lipid profile120 (18–65/F)January 5, 2016Korea

(6)NCT02337933 (completed)Metabolic syndrome X (150 mg, once a day, 12 weeks)To evaluate the effect of ursolic acid on the insulin sensitivity and metabolic syndromeI: ursolic acid; C: placeboTotal insulin sensitivity, waist circumference, fasting glucose levels, body weight, BMI24 (30–60/F-M)September 1, 2015Mexico

(7)NCT01724099 (recruiting)Obesity (3 times per day, 12 weeks)To evaluate the effect of Euiiyin-tang on obese patientsI: Euiiyin-tang; C: placeboWeight, C-reactive protein, blood pressure, blood glucose, waist/hip ratio160 (18–65/F)November 2, 2012Korea

(8)NCT02929849 (ongoing)Obesity (300 mg, 500 mg/day)To determine whether an herb with known alpha-glucosidase inhibitor properties (Salacia chinensis, SC), affecting postprandial appetite ratings and glucose indices in overweight/obese individualsI: Salacia chinensis; C: placeboAppetite ratings, glucose indices, gut hormones59 (20–59/F-M)August 16, 2016United States

(9)NCT01778257 (completed)Obesity (mate extract (3150 mg/day), 12 weeks)To evaluate efficacy and safety of mate extracts on decrement of body and abdominal fat in obese subjectsI: mate extract; C: placeboBody and abdominal fat, weight, BMI, waist and hip circumference30 (19–65/F-M)March 1, 2012Korea

(10)NCT01709955 (completed)Obesity (750 mg of Glucomannan in capsule form)To determine if the herb, Glucomannan, is an effective nonpharmacological appetite suppressant for overweight or class I obese patientsI: Glucomannan, C: placeboWeight43 (21–60/F-M)July 1, 2011United States

(11)NCT00502658 (completed)Overweight, obesity (dose is unknown, 12 weeks)To evaluate the effect of dietary supplements (shakes and supplements) and personal energy tracking device to promote and maintain healthy weightI: dietary supplement containing vitamins, minerals, and herbs; C: dietary supplementBody weight, biophotonic scanner120 (18–65/F-M)December 1, 2007United States

(12)NCT00823381 (completed)Obesity, metabolic syndrome (75 mg once a day)To evaluate the effects of the antioxidant “resveratrol” to a diet intervention (calorie restriction)I: resveratrol, C: placeboInsulin sensitivity, body composition, blood lipid levels58 (35–70/F)December 1, 2013United States

(13)NCT02613715 (completed)Overweight and obesity (250 mL of blackberry juice)To evaluate the bioavailability of blackberry juice anthocyanins in normal weight and overweight/obese adultsI: blackberry juice
C: blackberry juice with 12% ethanol
Plasma concentrations of anthocyanins and anthocyanin metabolites18 (18–40/M-F)June 2015Portugal

(14)NCT01705093 (unknown)Childhood obesity; cardiovascular disease (50 g of flavonoid-rich freeze-dried strawberry powder)To verify if strawberry intake can lead to improvements in select measures of cardiovascular function in overweight and obese adolescent malesI: flavonoid-rich freeze-dried strawberry powder
C: macronutrient- matched control powder
Vascular functionmeasured by peripheralarterial tonometry25 (14–18/M)August 2012United States

(15)NCT01138930 (unknown)Polycystic ovary syndrome; obesity (1.5 g daily for 3 months)To examine the effect of berberine metabolic and hormonal parameters and insulin resistance in obese patients with polycystic ovary syndromeI: berberine; C: placeboBody insulin action, Weight, waist/hip circumference, OGTT120 (18–35/F)June 7, 2010China

(16)NCT01471275 (unknown)Type 2 diabetes mellitus; obesity; high triglycerides (15 g each time, twice a day, with boiled water)Evaluate the safety and efficacy of Jiang Tang Tiao Zhi decoction in treatment of obesity with type 2 diabetes, dyslipidemiaI: Jiang Tang Tiao Zhi decoction; C: metforminGlycosylated hemoglobin, waistline, triglycerides, liver function450 (30–65/F-M)November 14, 2011China

If the status is completed, the date is completion date; others are registration date; F = female; M = men.