$4 off see your costco savings book for details make your move kirkland with kirkland signature glucosamine & chondroitin extra strength glucosamine chondroitin helps support healthy joints cushions joints to support movement & mobility helps promote healthy cartilage two tablets per day cushions joints and supports movement helps promote healthy cartilaget usp has tested and verified this kirkland signature" supplement for its ingredients usp individual results may vary tablets dietary supplement these statements have not been evaluated by the food and drug administration these taxes are in addition to product price also at