Vitamin c tablets can't be eaten casually, and eating too much has side effects. It is recommended to take it under the guidance of a doctor.

1. Taking 2 ~ 3g daily for a long time can cause scurvy after stopping taking the medicine.

2. Taking a large amount of vitamin C for a long time will cause urate, cysteine or oxalate stones.

3. A large number of applications (daily dosage 1g or above) can cause diarrhea, bright skin, headache, frequent urination (daily dosage > 600mg), nausea and vomiting, and stomach cramps.

Vitamin e side effects

1 and vitamin e have anticoagulant activity, and long-term high-dose intake can increase the risk of hemorrhagic stroke.

2. The intake of low-dose vitamin E has antioxidant effect, while the intake of high-dose vitamin E may no longer have antioxidant activity. At this time, vitamin e has become a pro-oxidant.

3. Intake of large doses of vitamin E will hinder the absorption and function of other fat-soluble vitamins.