C4B and tuberculosis: Moreover, most studies have observed an HDL-CH increase using cocoa (products) (Wan et al., 2001; Baba et al., 2007; Taubert et al., 2007; Monagas et al., 2009; Khan et al., 2012), with the exception of the study by Neufingerl et al. (2013), who found this increase also upon TB consumption.