Also appears on labels as: glucosamine hydrochloride, chondroitin sulfate, glucosamine
Structural building blocks of cartilage, harvested from shellfish shells or animal cartilage.
Watched ingredients get highlighted on every product panel you open.
General reference, not veterinary advice. Dose, breed, and existing conditions change the answer, so talk to your vet before changing what your pet eats. Think we got this wrong? Tell us and we log it publicly.
Lowest scores first. Its presence here is not what drove those scores.