Who should not take ascorbic acid?
Before taking ascorbic acid, tell your doctor or talk to your pharmacist if you: • have diabetes, • have kidney disease or an increased risk of kidney stone formation, • have a tartrazine sensitivity, • have a sulfite sensitivity, • are on a sodium restricted diet, • are undergoing testing of the stool for blood, or • are taking warfarin (Coumadin). You may not be able to take ascorbic acid, or you may require special monitoring if you have any of the conditions or are taking any of the medicines listed above.