Paul Saladino· MD
dietary folate not folic acid that is not occurring in nature it is tetrahydrofolate or methylfolate or adenosil folate come in through the diet okay they end up as tetrahydrofolate there's a series of enzymatic reactions which turn them into 510 methylene tetrahydrofolate that is acted upon by mthfr methylene tetrahydrofolate reductase which needs riboflavin that is b2 and b3 and dha according to this diagram do-cos and hexanoic acid and that makes 5-methylfolate