zillagraybear 580 Posted November 26, 2018 Glucosamine, when paired with chondroitin and MSM, is the most popular joint supplement on the market – and for good reason! Heavy training can lead to joint pain which impairs your ability to keep training. Joint supplements containing glucosamine, chondroitin, and MSM have been shown to decrease joint pain and improve connective tissue strength! Quote Share this post Link to post Share on other sites