Einfach gesagt: The poor quality of the included RCT prevents us from drawing any firm conclusions about the effects of P. vulgaris supplementation on body weight.
Onakpoya I, Aldaas S, Terry R, Ernst E. · Br J Nutr (2011)
- Of 11 eligible trials, 6 were included; all had serious methodological flaws
- Pooled weight loss was NOT statistically significant versus placebo (MD -1.77 kg, 95% CI -3.33 to 0.33)
- A significant body-fat reduction was found (MD -1.86 kg) but with heterogeneity between trials