Nestlé Isosource Standard Vanilla Flavor 500ml is a complete polymeric formula with an energy density of 1 kcal/ml, indicated for adults and children over 3 years of age who require nutritional support. It is suitable in situations of malnutrition or nutritional risk, recovery after illness or surgery, difficulties in food intake, and other clinical conditions that require a balanced intake of energy and nutrients. Each 500ml pack provides approximately 500 kcal, ensuring a balanced intake of proteins, carbohydrates and lipids, as well as essential vitamins and minerals. Its composition was developed to meet daily nutritional needs when used as exclusive or complementary feeding, according to the recommendation of a healthcare professional. The formula contains high biological value proteins from milk, medium-chain triglycerides (MCTs), vegetable oils and fish oil, a source of omega-3 fatty acids. The vanilla flavor facilitates oral acceptance, and it is also suitable for administration via enteral feeding tube. Clinically lactose-free, gluten-free, and fiber-free, this formula can be used in various clinical situations where a complete, balanced, and easily digestible diet is necessary, always under medical supervision.