A great formula for dogs who have serious stiffness, and other joint related issues. Pro-Pet, Glucosamine Advanced Joint Care comes in a 60 count. Formula contains glucosamine, which is associated with cartilage health. Also contains vitamin C which is associated with collagen MSM, that assists with flexibility, and movement. Has Chondroitin, that helps with joint lubrication. A complex formula to take care of all joint needs in your pet.