While the research on most supplements for joint pain is mixed, and the FDA doesn’t regulate supplements, fish oil, glucosamine, and chondroitin are among those that may help manage it.

Each 8-ounce serving has 1,500 milligrams of glucosamine hydrochloride and 200 milligrams of chondroitin sulfate, along with green-tea extract and vitamins C and D. Orthopedic surgeon Kevin Stone ...