Since 1932 20 mg Hyaluronic Acid 700 mg MSM Fresh Healthy Once Daily Dietary Supplement Discussion: Our Hyaluronic Acid comes from microbial fermentation. Vitamin C has been added to help enhance absorption. MSM provides organic sulfur, which is believed to be important to the production of connective tissue and cartilage. Our own laboratory analysis guarantees purity and freshness of all Thompson products.