TLC: total leukocyte count; ALT: alanine transaminase; AST: aspartate transaminase; GGT: gamma glutamyl transpeptidase; LDL: low-density Lipoprotein; HDL: high-density lipoprotein; FBS: fasting blood sugar; Hb: hemoglobin; MAFLD: metabolic dysfunction-associated fatty liver disease. This evidence concerns the gene GSTM1 and fatty liver disease.