“…Mean duration of the interventions were 19 days. Three studies were performed in women (Dock-Nascimento et al, 2012a, 2012bLaviano et al, 2014), five on men (Caris et al, 2014;Krzywkowski et al, 2001;Letellier et al, 2013;Du et al, 2018;Torres-Santiago et al, 2017) and nine trials involved both sexes (Mansour et al, 2015;Torres-Santiago et al, 2017;Cavalcante et al, 2012;Cui et al, 2014;Darmaun et al, 2004;Duska et al, 2008;Lomivorotov et al, 2013;Rotovnik Kozjek et al, 2011;Rotovnik Kozjek et al, 2017;Singh et al, 2015). The mean FBS, insulin level and HOMA-IR at baseline were 92.61 mg/dl, 11.93 units and 1.81 units, respectively, in the intervention group, and 94.08 mg/dl, 14.95 units and 1.87 units, respectively, in the placebo group.…”