I discovered a number of resources online to assist, together with CatInfo.org's food chart and Tanya's FelineCRF.org food lists. Nonetheless, although pretty beneficial and excellent, I found these lists weren't particularly up to date, and many of the foods cited as reduced phosphorous on People lists were not under 0. https://daltonceivu.blogdigy.com/pets-delight-an-overview-53773470