Review Article

The Use of Garcinia Extract (Hydroxycitric Acid) as a Weight loss Supplement: A Systematic Review and Meta-Analysis of Randomised Clinical Trials

Table 3

Results of included studies without suitable data for meta-analysi

HCA formulationRandomised/ AnalysedAge in yrsHCA DosageTreatment DurationBaseline weight indices for HCA/placebo groupsMain ResultsAdverse events (AE)Control for lifestyle factors

Hayamizu et al. 2003 Japan [4]Tablets44/39

1 g daily12 weeksBW:
No significant differences in BMI or body weight at week 12Common cold, toothache, diarrheaDietary control

Preuss et al. 2002 (abstract) India [28]Unspecified 48/unclearNot reported2.8 g daily8 weeksNot reported4.8% loss in body weight, and 6.8% decrease in BMI for HCA groupNot reportedDiet control, exercise

Thom 1996 (abstract) Norway [31]Capsule60/unclearNot reported1.32 g daily8 weeksNot reportedSignificant decrease in body weight in HCA group compared with placebo ( )Stomach acheLow fat diet, exercise

Abbreviations: HCA: Hydroxycitric acid; PLA: Placebo; BW: Body Weight; BMI: Body Mass Index.
ρUnless otherwise stated, all trials are parallel-study designs.