Health professional expert in food and nutrition. It is responsible for the nutritional and dietary diagnosis, as well as the treatment of diseases such as: diabetes, malnutrition, kidney failure, obesity, Crohn's disease. They also indicate enteral and parenteral artificial nutrition treatments at the hospital level. In addition to this, they allow to prevent diseases by establishing nutritional plans in the face of any physiological or pathological situation such as: pregnancy, lactation, sports, postsurgical hospitalization.