IL6 and metabolic syndrome: We found that the level of brain IL-6 (Figure 4b) in Control group recorded a reading of 156.40 ± 13.94 pg/mL, MetS (34.85 ± 15.12 pg/mL), SBH (122.84 ± 11.37 pg/mL), and CA (116.78 ± 3.13 pg/mL).