PRO PLAN Adult Chicken & Rice Formula with OPTIlife Adult Dogs 1 - 7 Years PRO PLAN Adult Chicken & Rice is made with high quality chicken and highly digestible rice as the main ingredients, and no colourants and preservatives. The PRO PLAN combination of natural food ingredients and extra vitamins and minerals are scientifically selected to help support your dog’s immune system, digestive system and skin & coat. Everything he needs for a lifetime of natural protection.