Who can take folic acid
Most adults and children can take folic acid.
Who may not be able to take folic acid
Folic acid is not suitable for some people. To make sure it's safe for you, tell your doctor before starting to take folic acid if you:
- have ever had an allergic reaction to folic acid or any other medicine
- have low vitamin B12 levels (vitamin B12 deficiency anaemia) or pernicious anaemia
- have cancer (unless you also have folate deficiency anaemia)
- are having a type of kidney dialysis called haemodialysis
- have a stent in your heart