On the other hand, a recent clinical trial including 28 overweight and obese patients with ultrasonography-proven NAFLD and abnormal liver enzymes who were randomly assigned to a MedDiet or a control diet for 6 months showed that ALT levels were significantly decreased only in the MedDiet group and that AST levels tended to decrease in the MedDiet group [44]. Here, GPT is linked to metabolic dysfunction-associated steatotic liver disease.