DEMite™ Natural Mineral External Parasite Shield is our best selling external parasite treatment for livestock and horses. Blended entirely from two specific grades of natural mineral, DEMite is a powerful physical barrier against fleas, mites and other external parasites. Easy to apply, safe and non allergenic. Use to treat current infestation or on a continual basis to help maintain parasite free livestock. Effective against: Avian Mite, Equine Stable & Skin Mites, Fleas, Ticks, Skin Lice and more.