Cerefolin is a prescription medication made by Pamlab that contains 5.635 mg of folate as <small>L</small>-methylfolate, 1 mg of vitamin B<sub>12</sub> as methylcobalamin, 50 mg of vitamin B<sub>2</sub> as riboflavin, and 5 mg of vitamin B<sub>6</sub> as pyridoxine. It is approved by the U.S. Food and Drug Administration for the treatment or prevention of vitamin deficiencies.
"Cerefolin NAC" contains L-methylfolate (as Metafolin) 5.6 mg, methylcobalamin 2 mg, N-acetylcysteine 600 mg.
Cerefolin is a potentially harmful drug. Adverse effects can include diarrhea, Hand-foot syndrome, Rashes, Renal stones, Constipation, headaches, flushing, and swelling.