Folate plays an integral role in the 1-carbon cycle (Fig. A). It is first converted to 5-methyltetrahydrofolate (MTHF) and then combines with homocysteine, in a reaction catalyzed by vitamin B12 ...
Margeson says you’ll see vitamin A listed as beta-carotene; iron as a citrate or other ferrous fumarate, sulfate, or gluconate; and folate as L-5-methyltetrahydrofolate or 5 MTHF. “If these ...