New and improved! Seniority® GC Plus is a textured, complete feed designed for horses that require total or partial hay replacement. It contains added glucosamine, chondroitin sulfate and MSM to support joint health. Now, this premium feed is formulated with Uptake Technology®, a powerful blend of ingredients that support improved nutrient absorption, and Constant Comfort®, a premium seaweed derived calcium that supports gastric pH.