1, take 2 ~ 3g a day for a long time, which can cause scurvy after stopping the drug, so it is advisable to stop the drug gradually.
2. Taking a large amount of vitamin C for a long time will cause urate, cysteine or oxalate stones.
3. Excessive dosage (above 1g per day) can cause diarrhea, bright red skin, headache, frequent urination (above 600mg per day), nausea and vomiting, and stomach cramps.
Vitamin c: antioxidant.
Vitamin C is a powerful antioxidant, which can effectively remove various free radicals and reactive oxygen species, prevent lipid peroxidation in blood vessels, and reduce cardiovascular and cerebrovascular diseases such as atherosclerosis.
Foods rich in vitamin C are mainly fresh fruits and vegetables, such as broccoli, cauliflower and Chinese cabbage in vegetables, and hawthorn, fresh dates and kiwifruit in fruits are all "big vitamin C households", especially hawthorn, fresh dates and kiwifruit. Seven or eight fresh dates can probably meet the demand for vitamin C in one day.
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