I discovered a number of sources online to help, which includes CatInfo.org's food chart and Tanya's FelineCRF.org food lists. Nevertheless, though quite helpful and excellent, I discovered these lists were not particularly updated, and some of the foods cited as lower phosphorous on Individuals lists weren't under 0. On this http://petshopnearme78765.blogoscience.com/3424453/the-smart-trick-of-pet-shop-jvc-that-no-one-is-discussing