Grass-fed New Zealand lamb is the first ingredient: single-source novel protein, no by-products, 20% min protein Novel protein option: lamb is a good choice for dogs with sensitivities to chicken or beef EPA and DHA from fish oil: supplies the omega fatty acids EPA and DHA that support brain function, skin, and coat Limited ingredients: made without artificial flavors or fillers Soft chew made in the USA: produced at a California facility, easy to break for dogs of any size