Nutram Digestive+ Dental Dog Treats. Through sound scientific principles and decades of pet nutrition expertise, Nutram recipes offer all of the benefits of each whole ingredient, as nature intended. Nutram's Optimum Combinations dental sticks are functional treats that deliver an all-natural solution to dental hygiene. Nutram Digestive+ Dental Treats promote the optimum environment for sensitive stomachs. Lamb, a gentle protein source and Pumpkin, with its natural fibres, provide an optimal environment for proper digestion.