HorsLic? Performance is designed for the moderately active horse that needs an occasional nutrient boost. Fortified with moderate levels of key vitamins and minerals, omega-3 fatty acids, antioxidants, and electrolytes, this formula is for the easy keeper horse that doesn?t need much to thrive or during the off season for elite performance horses. Available with ClariFly? feed-through fly control Safe & Effective Fly Control with ClariFly? HorsLic ? incorporates ClariFly ? in some products to provide horse owners a new tool in the battle against flies. Parasitic flies attack horses in areas where they are not able to defend themselves inflicting painful bites as they draw blood meals. This severely affects equine comfort and can be a threat to their health. Utilizing HorsLic ? with ClariFly ? Larvicide can help improve the well being of your horse! Controls stable and house flies that develop in manure and organic matter in and around stables and paddocks.