Loyal is a clinical-stage veterinary medicine company. Our work is backed by decades of research on the biology of aging. Our team of experts in dog health and longevity is dedicated to helping your dog live longer by expanding upon this research and developing better ways to quantify the aging process in dogs. About us Wally Tibetan Mastiff Join the Loyal list Sign up today for the latest news on product availability and enrolling your dog in our studies. You’ll also learn about dog aging and wellness f