Natural and artificial flavor. No. 1 doctor recommended brand. 50% DV of protein to help stay active & strong. Protein 25 g. Prebiotic 3 g fiber. Low fat. Lower sugar (Compared to Ensure Regular). Targeted, specialized nutrition. Some experts recommend at least 25 grams of protein per meal to help build lean muscle. Ensure High Protein provides 50% DV of protein to help stay active and strong. Targeted nutrition to help stay active and strong. Did you know that some experts recommend at least 25 g of protein per meal to build lean muscle? Protein is important to help stay strong and energetic. Each bottle of Ensure high protein is a low fat and lower sugar shake with a blend of 25 g of high quality protein and 3g prebiotic fiber. Stay active, stay strong!