Take this product by mouth as directed ... doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

People generally take GS as a 500-milligram dose three times per day to treat OA. It's usually taken with meals to reduce the risk of side effects. The total dosage of glucosamine depends on the ...

“That’s the one I would take if you’re going to take it for ... without chondroitin sulfate for knee OA. Are They Safe? Glucosamine and chondroitin are considered safe, with no serious side effects ...

Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases allergic reactions. Everyone needs vitamin B12, and most people get enough through their diet.

Last year, U.S. consumers spent some $721 million on glucosamine ... But taking fish oil isn’t risk-free. “Even at doses below three grams per day, fish oil can cause side effects, including ...