This unique formula has triple of the regular strength of the Glucosamine. EPA and DHA working together may ease the stiffness and soreness from normal daily activity by cushioning tissues. Glucosamine helps maintain the health and resiliency of joints and connective tissues. Glucosamine and Chondroitin work together to support joint health by supporting the structural integrity of joints and connective tissues. Joint MAX TS is used for dogs that need the maximum support of cartilage, joints, and connective tissue. This product requires a veterinary prescription.