Table 3: Results of included studies without suitable data for meta-analysi

Author Year Country HCA formulation Randomised/ Analysed Age in yrs HCA Dosage Treatment Duration Baseline weight indices for HCA/placebo groups Main Results Adverse events (AE) Control for lifestyle factors Hayamizu et al. 2003 Japan [4] Tablets 44/39 (HCA) (PLA) 1 g daily 12 weeks BW: / BMI: / No significant differences in BMI or body weight at week 12 Common cold, toothache, diarrhea Dietary control Preuss et al. 2002 (abstract) India [28] Unspecified 48/unclear Not reported 2.8 g daily 8 weeks Not reported 4.8% loss in body weight, and 6.8% decrease in BMI for HCA group Not reported Diet control, exercise Thom 1996 (abstract) Norway [31] Capsule 60/unclear Not reported 1.32 g daily 8 weeks Not reported Significant decrease in body weight in HCA group compared with placebo () Stomach ache Low 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.