Hello Margaret. My name is Kat, I am with Dr. Marty Pets. ProPower Plus contains the following: Probiotic-Enzyme Blend (Protease, Amylase, Cellulase, Hemicellulase, Lipase, Papain, Bromelain, Bacillus coagulans, Lactobacillus acidophilus, Bifidibacterium lactis/longum, Lactobacillus plantarum, and Fructooligosaccharides), Gum Acacia, Cellulose Plant Fiber, Champignon Mushroom Extract, Kelp (Ascophyllum nodosum) Thallus Powder. A full list of ingredients for all of our products can be found on our website. If you ever have any questions, please do not hesitate to reach out. My email is kat@drmartypets.com. Have a nice day.