Glucosamine and Chondroitin Side Effects

Painful joint inflammation caused by osteoarthritis may decrease in severity if you take a supplement that contains glucosamine and chondroitin. In combination, these substances help maintain joint flexibility and cartilage development, which keeps your joints healthy. Talk with a medical professional about glucosamine and chondroitin side effects before beginning treatment with this natural supplement.

Skin Rash or Allergic Reaction

Small, red patches of dry, irritated skin may develop across your body as a side effect of this natural supplement. You may also experience sensations of itching across the affected skin region. If you develop welts or hives or unusual swelling of your face, mouth or throat after taking a dose of glucosamine and chondroitin, seek prompt medical care. Severe skin reactions may indicate that you are allergic to this supplement. In the absence of appropriate medical intervention, allergic reaction symptoms may cause life-threatening complications.

Upset Stomach or Heartburn

You may develop stomach-related side effects after taking a dose of this supplement. Stomach discomfort may include heartburn, indigestion or nausea. Heartburn may also cause difficulty swallowing, sore throat or chest pain. Seek care from a physician if you experience persistent heartburn symptoms or severe or sudden chest pain. These side effects of glucosamine and chondroitin may also be signs of more serious medical conditions, such as gastroesophageal reflux disease or a heart attack.

Diarrhea

Intestinal irritation caused by glucosamine and chondroitin supplements may result in diarrhea, Drugs.com reports. Frequent, urgent, loose bowel movements may be uncomfortable and can contribute to stomach fullness or cramping. Severe episodes of diarrhea may also lead to dehydration due to increased fluid loss from your body. Consult your medical professional if you develop chronic diarrhea while taking glucosamine and chondroitin supplements to ensure you receive appropriate care.

References

Article reviewed by Libby Swope Wiersema Last updated on: Nov 25, 2010

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