Folic acid tablets can not be taken at the same time with Vitamin C tablets. Folic acid tablets belong to a kind of water-soluble vitamins, if the folic acid tablets and vitamin C tablets at the same time will make the body in a long time in the acidic state, and folic acid tablets in the acidic environment is easy to be destroyed, not only will affect the body’s absorption of folic acid tablets, and also will affect the absorption of vitamin C tablets. When supplementing folic acid, if the body also appears to lack of vitamin C, need to combine the body’s situation, under the guidance of a professional doctor to adjust the appropriate program for supplementation, and does not recommend that patients blindly with, so as not to affect the absorption of each other’s efficacy. Folic acid tablets have fewer adverse reactions, relatively rare allergic reactions. Prolonged use of the drug may occur nausea, bloating and gastroesophageal gastrointestinal symptoms. Taking large amounts of folic acid tablets can also result in yellow colored urine. In addition, megaloblastic anemia caused by vitamin B12 deficiency cannot be treated with folic acid alone. Vitamin C tablets may cause drowsiness during administration, and large amounts may cause adverse reactions such as diarrhea, red and shiny skin, headache, frequent urination, nausea and vomiting. It is contraindicated for those who are allergic to this product and its components. Cysteinuria, gout, hyperoxaluria, diabetes mellitus, hemochromatosis, etc. Use with caution. It is recommended to use the drug correctly according to the condition and under the guidance of a doctor.