* Formula for Healthy Aging and Normal Joints * For Use in Dogs and Cats Only Many cats and dogs experience joint flexibility and mobility issues as they age due to normal daily exercise and activity. This is why veterinarians often recommend a healthy diet complemented with health supplements to help alleviate occasional discomfort associated with routine daily activity. Now Pets Joint Support is a health supplement formulated by renowned veterinarian Dr. Barbara Royal, DVM, CVA, founder of The Royal Treatment Veterinary Center.