The term folic acid refers to the synthetic term of the vitamin. These are contained, for example, in vitamin preparations or other food supplements. Thereby folic acid belongs to the B vitamins and is also indicated as vitamin B9.
Many people wonder whether folic acid can be overdosed. The German Nutrition Society (DGE) recommends a daily intake of 400 micrograms of folic acid for an adult. People who consume larger amounts of alcohol have a higher need for folic acid.