Well, you wouldn’t know for sure unless you had a blood test done that came back positive for the variants or defects 677 and 1298 (these are the only variants the test checks against). The symptoms you are facing might give you some good clues about the possibility of this gene mutation affecting you. Check out the Symptoms of MTHFR page to learn more about some of the common symptoms people with MTHFR may have.

Also Read: MTHFR Testing Options