Helps support joint health and flexibility*
Helps support healthy joint function*
- Gluten Free
- Soy Free
It comes from the shells of shellfish, shrimp and crab shells contain a polymen called chitin. Chitin is processed into glucosamine.
Although the shells glucosamine are used to make glucosamine, people allergic to shellfish should avoid.
All glucosamine sulfate must be stabilized with either sodium chloride, which is table salt, or potassium chloride. We use only potassium-stabilized glucosamine sulfate, so that you get a little extra potassium instead of more sodium.
Doctor's Best products are quality tested and manufactured in the United States using highly qualified cGMP manufacturers and raw material ingredients. Doctor's Best sources raw materials from around the world and ingredients are subject to the intense testing and verification regardless of geography of origin.
Doctor's Best products can be found at vitamin specialty, chain and independent natural product stores across the country, as well as online. We recommend that you use our online Where to Buy store finder to find a store near you or one of our online partners who can ship to you directly.