Dietetics is a practice that focuses on a balanced diet.If nutrition is defined as the science that analyzes the relationship between food and health, dietetics incorporates a cultural dimension related to dietary practices Nutrition is the science that studies foods and their effects on the human being, while dietetics is the study of the set of rules that must govern the diet of the human being The goal of dietetics is to allow humans to maintain or regain their weight, preserve or improve their health