VeggieDent Zen Dog Chews for Medium Dogs are a highly palatable, multi-functional chews that have been designed to help aid relaxation, reduce anxiety and fight against bad breath. For dogs weighing 10-30kg Key benefits: Contains L-theanine which helps to calm and reduce anxiety in dogs Helps to increase mental focus and is therefore beneficial in behaviour training Natural, plant-based alternative to other chews - Contains no artificial ingredients, free from animal proteins, wheat free and gluten free Incorporate innovative FR3SH technology which targets the causes of halitosis in dogs in 3 ways - cleanses, cools and addresses digestive causes of bad breath Highly palatable so your dog will love the taste Z-shape design maximize chewing action so it can scrape away tartar everywhere around the teeth and gumline Ingredients Corn starch, Glycerine, Soya protein concentrate, Rice flour, Yeasts, Sorbitol, Corn cobs, Green tea dried concentrate (0.9 %), Polyols (Erythritol), Inulin (Chicory), Pomegranate concentrate.