By Green Dog Pet Supply At Green Dog, we have some rules about what food we do and don’t carry. However, sometimes there are ingredients that we learn about along the way, and when we do more research, the time comes to evaluate whether we want to keep the products that contain it. We never want to take away a popular item, but we want every food we carry to promote the health of the animals that eat it, not to undermine it. Some stores might just drop a line