Bentonite is the best product for inclusion in most feeds and is available in fine and granular grades to suit various requirements. Bentonite is registered by the Australian Pesticides and Veterinary Medicines Authority as a veterinary therapeutic product: allowing improved adaptation to high concentrate diets and assists in the prevention of acidosis in sheep and cattle. It also guards against the affect on aflotoxins in contaminated grain inadvertaently fed to stock. Bentonite is successfully employed as a sealant for earthern dams and structures. This is achieved by admixing the bentonite to the native soils with farm equipment.