OGS Equine Organic Gut Solution an eco-friendly supplement for horses that helps horses with diarrhea, acts as a horse weight gain supplement, and helps reduce stress levels. It binds to harmful toxins, coats GI ulcers and protects from excess acid. The easy-to-feed granules help reduce stress levels, normalize manure, strengthen immunity, soothe skin and coat issues, and enhance performance. Contains activated organic bio carbon, montmorillonite and diatomite.