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Who should not use vitamin C?

People who have had an allergic reaction to vitamin C or ascorbic acid in the past should not take vitamin C supplements. Consult your doctor. If you have had kidney disease or kidney stones, liver disease, or enzyme deficiencies, you should consult your doctor first before beginning to take any vitamin C supplements. If you are pregnant or breastfeeding, you should consult your doctor before beginning to take vitamin C supplements. Finally, if you have diabetes, anemia, or have been required to be on a low-salt diet for any reason, discuss taking vitamin C supplements with your doctor first before beginning to take them.

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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.