56562 Ensure Complete Nutrition Shake, Oral Supplement, Milk Chocolate, Proper nutrition is important when you"re trying to bounce back. So, Ensure Clinical Strength has Revigor (source of HMB, an amino acid metabolite) and also is an excellent source of protein to help rebuild muscle and strength naturally lost over time, Immune Balance to support digestive tract health and the immune system. Focused clinical nutrition for your health goals. Gluten free, suitable for lactose intolerance. Not for patients with galactosemia