UltraCruz Bio-Absorb Digestive Health Powder Horse Supplement, 1-lb bag; Help balance your horse’s gastrointestinal pH-levels using UltraCruz Bio-Absorb Horse Supplement. This supplement is formulated with dioctahedral smectite (dio), a natural organomineral, that helps to maintain a healthy intestinal microflora and gut pH. Your mane man will appreciate the help in reducing his soft stools and you’ll be happy to see him feeling better. Dio also contains a wide array of trace minerals that can also support his overall health while it aids in gastrointestinal functions. Ideal for all breeds in any stage of life, your horse will love this palatable paste.