Direct Sales is expected to remain the largest sales channel segment, accounting for 45.6% of the Immunity Priming Additives Market in 2026. Among forms, Dry leads with a 38.2% share, while Poultry represents the largest livestock segment, accounting for 37.8% of the market. The competitive landscape includes prominent companies such as Cargill, ADM, and Trouw Nutrition (Nutreco), alongside Kemin Industries, Alltech, Adisseo, DSM-Firmenich, and Novonesis.