NutriRef is an application developed to assist nutrition professionals, divided into four main sections that facilitate access to essential information for clinical practice: (1): most used methods for nutritional assessment, (2) specific nutritional requirements for various pathologies, such as diabetes, heart disease, cancer and kidney failure, offering recommendations based on several bibliographic references, (3) composition of nutritional supplements and enteral diets, including an easily accessible database, in addition to allowing the calculation of needs enteral tubes based on the patient's individual profile and, (4) covers nutritional calculation tools. These features guarantee a more practical, fast and efficient nutritional prescription, optimizing clinical care.