NutriSource® Grain Free Senior Recipe is formulated to meet AAFCO guidelines for all life stages.NutriSource® grain free formulas deliver compact nutrition and include prebiotics and probiotics to help support a healthy gut.Balanced Omega-3 and Omega-6 fatty acids along with L-Carnitine, taurine, choline chloride and DL Methionine supplementation to promote heart health make NutriSource® grain free formulas stand out.