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What are the side effects of copper?

It is possible to overdose on copper. Side effects from an overdose may include: severe or constant nausea, vomiting, black or bloody vomit, diarrhea, heartburn, severe or constant headache, lower back pain, loss of appetite, metallic taste, burning or pain during urination, blood in the urine, yellowing of the skin or eyes, dizziness and fainting and coma.

Even small amounts of copper may cause unwanted side effects. Upset stomach may occur with as little as 10 mg. of copper and vomiting may occur with as little as 60 mg. Seek immediate medical attention by calling 911 if you experience symptoms of an allergic reaction, such as rash, hives, swollen or itching skin, trouble breathing, a tight chest or throat or chest pain.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.