Cosamin®DS - the most researched joint health supplement with glucosamine chondroitin, proven through US published clinical studies. Click to learn more.

How does Cosamin ® DS work? Our laboratory cartilage cell culture research has demonstrated that the two main ingredients in Cosamin ® DS, glucosamine and chondroitin sulfate, work in synergy to stimulate the production of cartilage matrix components and inhibit enzymes that break down cartilage.*

Browse all available Cosamin® products & see which quality tested & certified joint health supplement is best for you! Products Cosamin ® DS Cosamin ® ASU Cosamin ® Sport Cosamin ® Muscle & Joint

Cosamin is proven to work at the cellular level to help promote joint comfort, so you can enjoy life's special moments. Browse Cosamin Products

The Cosamin ® DS Difference. Clinically proven to promote Joint Comfort* The #1 researched glucosamine/chondroitin brand Trademarked combination 1500 mg of glucosamine HCl and 1200 mg of chondroitin sulfate; Works at the cellular level* Backed by more than 80 quality checks; Recommended for over 25 years

Cosamin ® DS is suggested for Joint Comfort & Mobility* and suggested for everyday activity such as walking, shopping, gardening, etc.* Cosamin ® DS is the original and #1 researched …

The ingredients in Cosamin® work at the cellular level to inhibit enzymes which break down cartilage to promote joint comfort. Learn more here.

Cosamin DS is proven to be effective in U.S. published clinical studies on joint health. One serving contains the unique combination of 1500 mg of glucosamine HCI and 1200 mg of chondroitin sulfate.

Cosamin ® DS and Cosamin ® ASU work at the cellular level inside the joint to help support cartilage. Cartilage in the joint is produced and maintained by its own specialized cells, called chondrocytes.

The Cosamin ® DS Difference. Clinically proven to promote joint comfort* The #1 researched glucosamine/chondroitin brand Trademarked combination 1500 mg of glucosamine HCl and 1200 mg of chondroitin sulfate; Works at the cellular level* Backed by more than 80 quality checks; Recommended for over 25 years