Our formula acts in a similar fashion to Pepto-Bismol, but this is safe for your pet! It helps to firm stool in dogs and cats, when occasional loose stool can be caused by stress, diet and environmental changes, among other factors. Wellnergy Pets Anti Diarrhea works with your pet’s body to provide quick relief, promote normal bowel function and balance gut pH, while also soothing an upset digestive system. Wellnergy Pets Anti-Diarrhea Liquid for dogs and cats contains two highly-effective, clinically used, and time tested ingredients: