Resource Protein , forest fruit-flavored liquid, food for special medical purposes, intended for adults and children over 3 years of age. Resource Protein is a nutritionally complete, high-protein, oral diet. It is recommended for people who are malnourished, at risk of malnutrition and in the period of increased demand for protein related to the disease, e.g. in the perioperative period, during convalescence, in cancer or in the elderly.