In addition, the NAFLD patients with and without MCI showed significantly increased IL-8, IL-10, TGFβ, IL-6, IL-21, CCL5, and CCL2 compared with the control group, whereas the plasma concentrations of IL-1β and CCL20 were significantly heightened only in patients with MCI. The gene discussed is IL6; the disease is metabolic dysfunction-associated steatotic liver disease.