Finally, the use of a cocktail of 14 probiotic strains, belonging to Lactobacillus + Lactococcus, Bifidobacterium, Propionibacterium, and Acetobacter genera, could improve hepatic steatosis, by reducing AST and GGT activity, as well as TNFα and IL-6 levels, in NAFLD patients [182]. Here, TNF is linked to fatty liver disease.