It's our passion to protect yours.™ gutWise™ Technology helps maintain total digestive and gut health and is a proprietary blend of: • Prebiotics • Probiotics • Marine-sourced calcium • NutriVantage® for horses With the intestinal tract containing over 75 percent of the body’s immunity cells, a stable and healthy digestive system is vital to the performance, behavior, and overall health of the horse. gutWise Nutrient Release Technology is delivered in an extruded form to help support nutrient digestibility and availability. Sentinel® 100% extruded horse feeds are exclusively formulated with gutWise Nutrient Release Technology. Play Video gutWise Technology is delivered in a beet-puple based textured feed with exclusive extruded nuggets. Sentinel® XT™ horse feeds are exclusively formulated with gutWise Technology. True Blue Club® For loyal horse owners feeding qualifying Blue Seal equine products, our True Blue Club® program rewards its members with coupons toward future purchases of premium equine products. Learn more about the True Blue Club Sentinel Extruded Products Sentinel Simply Lite Add to Compare Sentinel Active Senior Add to Compare Sentinel Senior Add to Compare Sentinel Safe Start Add to Compare Sentinel Grow & Excel Add to Compare Sentinel LifeTime Add to Compare Sentinel Performance LS Add to Compare Sentinel XT Grow Add to Compare