Question: what does folic acid do for rheumatoid arthritis?
Answer: Folic Acid/Folate Why you need it: It supports your metabolism, and in pregnant women, it helps prevent some birth defects. Some common RA drugs like methotrexate (Rheumatrex, Trexall) and sulfasalazine (Azulfidine) interfere with how the body uses folic acid.