Folic acid is a B vitamin that is important for the health of pregnant women and fetuses. Here are some common brands of active folic acid:

1. Slilian: This is a common brand of folic acid that contains 0.4mg of folic acid.

2. Elevit: Elevit is a folic acid brand owned by Bayer in Germany. Its active folic acid products adopt unique sustained-release technology, which can extend the release time of folic acid and improve the bioavailability of folic acid.

3. Wyeth: Wyeth is a folic acid brand owned by the American Wyeth Company. Its active folic acid products use advanced microencapsulation technology, which can improve the stability and bioavailability of folic acid. ?It should be noted that there may be certain differences in active folic acid products from different brands, so you need to choose according to your actual situation when choosing. At the same time, older women preparing for pregnancy need to pay attention to the dosage and time when taking folic acid, and it is recommended to take it under the guidance of a doctor.

The first type is relatively cheap, 2 and 3 are relatively high. Generally speaking, you should start taking folic acid during pregnancy preparation, 0.4mg per day, at least until three months after pregnancy, but due to individual differences of each person And some people may have problems with folic acid metabolism, so it is recommended to go to the hospital for more professional advice.