Thank you for bringing this to our attention. We're very sorry to hear about your cats' experience with Purina Kit & Kaboodle Original Adult Dry Cat Food, and we hope they're feeling better now. We take complaints of this nature very seriously, as the health and safety of pets are our number one priority. We'd like to learn more and offer our assistance. Please contact us at 1-800-778-7462 (800-7PURINA) whenever you have the opportunity. We are available Monday through Saturday from 8 a.m. to 5 p.m. (CST). We look forward to speaking with you. – The Kit & Kaboodle Team