Grand Flex Senior – Powder supplement provides an aggressive strategy for recovery of old or new injuries and general aging. Helps horses be comfortable, stay active and sound. As horses age, the function of joints, muscles and tendons can break down, requiring more support. Each 1 oz serving contains all the important ingredients of original Grand Flex, plus 7,500 mg glucosamine HCl, 167 mg hydrolyzed collagen type II, 50 mg chondroitin sulfate and 50 mg hyaluronic acid to promote healthy joint function and support the repair of existing joint damage. Additional 10,000 mg MSM per oz, devil's claw, boswellia and yucca address inflammation and pain associated with exercise and overuse. Diamond VTM probiotic yeast base helps minimize bacterial digestion, increase immune function and reduce the risk of colic. Apple-flavored for palatability. Directions for use: Initial administration - 2 scoops daily for 3-4 wks; Maintenance - 1 scoop daily. Administer during or after the animal has eaten to reduce incidence of gastrointestinal upset. Do not administer to pregnant mares. Discontinue use at least 7 days before competition. Also includes indications for dogs. 1.5 oz scoop enclosed. 3.75 lbs = 40 doses at maintenance level.