However, it is essential to highlight that the studies revealed a change in the eating behavior of patients with PD, with an excessive predilection for sugary foods, which could increase the concentrations of brain dopamine and help improve motor and non-motor symptoms.24On the other hand, long-term consumption of excess calories and a high glycemic load may accelerate the process of neurodegeneration, affecting insulin metabolism.24In practice, a healthy diet should be recommended as a form of prevention for PD. This evidence concerns the gene INS and Parkinson disease.