I found a couple of sources online to help, which includes CatInfo.org's food chart and Tanya's FelineCRF.org food lists. However, though quite helpful and amazing, I found these lists weren't specifically up-to-date, and some of the foods cited as small phosphorous on People lists were not underneath 0. This is https://fish-food22100.tblogz.com/pet-fundamentals-explained-48956953