Red Lake Earth (RLE) contains a unique, naturally occurring blend of Diatomaceous Earth and Montmorillonite. All Red Lake Earth products meet pproved for use as an anti-caking agent or pelleting aid in all types of animal feed, in amounts not to exceed 2% of the total diet. Red Lake Earth will improve the flowability and mixability of all types of animal feed. RLE Diatomaceous Earth is also OMRI Listed (Organic Materials Review Institute) for use in Organic Production. Our Diatomaceous Earth has also been approved by EPA for use as a natural insecticide.