This chapter in The Encyclopedia of Animal Nutrition briefly summarised the scientific evidence concerning health outcomes in dogs and cats fed vegan pet food, published by 2023.
Knight A (2023). Vegan dog and cat food. In C Phillips (Ed.). The Encyclopedia of Animal Nutrition, 2nd Edn. Wallingford, UK: CABI. pp. 702-704. https://www.cabidigitallibrary.org/doi/epdf/10.1079/9781789247282.0022.