NaturVet 60 Count Senior Aches and Discomfort Tablets for Dogs Formulated for Senior Dogs to helps alleviate aches and discomfort associated with daily exercise. Recommended to support joint health and function. Time Release, Chewable Tablets 60ct for Senior Dogs, but may be used in Dogs over one year of age, do not give to Cats. Active Ingredients per 3 Gram Tablet: Glucosamine, Yucca Schidigera, White Willow Bark, Boswellia Serrata, L-Tryptophan and Superoxide Dismutase (S.O.D.). All NaturVet products are veterinarian formulated and manufactured in the USA in an FDA audited, cGMP compliant facility. 100% Satisfaction Guarantee.