Thank you for bringing this to our attention, and we apologize for the delayed response. We're very sorry to hear about your dogs' experience with Purina Dog Chow Complete Adult Dry Dog Food, Beef Flavor, 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 at 8 a.m. to 5 p.m. (CST). We look forward to speaking with you. – The Dog Chow Team