Folic Acid: Rationale: Several clinical studies have found that mouthwashes containing 0.1% folic acid swished around the mouth for one minute, twice per day, reduce the symptoms of gingivitis. Oth

A 0.1% solution of folic acid used as a mouth rinse (5 ml taken twice a day for 30 to 60 days) has reduced gum inflammation and bleeding in people with gingivitis in double-blind trials. The folic aci