GPT and Alzheimer disease: The AD cohort showed a more favorable body composition and metabolic profile at 6 M after bariatric surgery, with significant improvements in weight, waist circumference, BMI, fasting glucose, glycated hemoglobin (HbA1c), urea, AST, ALT, GGT, TG, LDL-c, cholesterol, FLI, and HDL-c (Table 1).