We're sorry to hear about your unsatisfactory experience with our Busy with Beggin’ Twist’d Adult Dog Chew Bone treats. The stain you noticed may be caused by the artificial color used in some of our products, which are safe and approved by the FDA. The quality and safety of our products, along with your satisfaction and your dog, are always our top priorities. We’d appreciate the chance to learn more about your experience and assist you further. Please call us directly at 800-778-7462. We're available Monday through Saturday from 8 a.m. to 6 p.m. (CST), or reach out to us at www.purina.com/contact-us. We look forward to speaking with you soon. – The Beggin' Team

We're so very sorry to hear that your dog was sick. The health and safety of our consumers and their pets is our number one priority, and we take complaints of this nature very seriously. We'd like the opportunity to learn more about your experience. Please give us a call at 800-778-7462 (800-7PURINA). We're available Monday through Saturday from 8AM - 5PM CST, and look forward to speaking with you. –The Purina Team