Adverse reactions Very few patients occasionally have allergic phenomena such as itching, redness and swelling.

So far, chondroitin sulfate has not been found to have obvious side effects on people.

Chondroitin sulfate is a raw material for synthesizing animal connective tissue, which can be said to be contained in the human body itself, so it is very safe as long as it is used in moderation.

Glucosamine can also relieve the pain caused by arthritis without side effects. Europeans and Americans have listed glucosamine as an important food for joint health care. Taking glucosamine every day, combined with proper exercise and weight control, will reduce the incidence of arthritis and alleviate the pain of arthritis.