Artificial flavor. High calorie - high nitrogen. Ready to use. Medical food. Complete liquid formula with Benefiber soluble fiber. 375 calories, lactose free, with fiber. Isosource 1.5 Cal is a high calories, high nitrogen, nutritionally complete fluid medical food with fiber, specifically formulated for the management of mal-nutrition and other medical conditions with increased nutritional needs. Caloric Distribution: protein, 18%; fat, 38%; carbohydrate, 44%. Water Content: 194 ml/250 ml. Osmolality: 650 mOcm/kg water. Benefiber used with permission.