Enteral NutritionNutrition is essential to health and can be provided via feeding tube directly into the gut. NutritionGood nutrition is essential to growth, healing, and vitality.The body requires specific amounts of carbohydrates, protein, fat, vitamins, and minerals depending on body weight and other considerations.For a variety of reasons, some patients are not able to eat.To receive essential nutrients, such patients require means that do not involve chewing or swallowing.Adequate hydration must be provided, but many patients can be without nutrition for up to 7 days.However, depending on the circumstances, nutrition might need to be started sooner.Inability to eat may be temporary, but in some patients it may be a permanent condition.