What are glucosamine and chondroitin?

Glucosamine and chondroitin are naturally occurring compounds also available as ingredients in dietary supplements. They are commonly found together in combination formulas, though single-ingredient products also exist.

What sources are glucosamine supplements made from?

Glucosamine supplements are available from a variety of sources, including shellfish-derived and shellfish-free options. Review the product label for ingredient source and allergen statements; consult your healthcare provider if you have a shellfish allergy.

Are glucosamine and chondroitin sold together?

Glucosamine and chondroitin have long been offered together in combination dietary supplements, and many products include both in a single formula. Single-ingredient products are also available.

What forms do glucosamine and chondroitin come in?

They're available as capsules, tablets, powders and liquid formulas, often combined with ingredients such as MSM or hyaluronic acid.

What should I know before choosing a joint-support supplement?

If you take prescription medications that affect blood clotting or have questions, consult your healthcare provider before use. Review the product label for applicable warnings and precautions.