5-MTHF 5mg delivers L-5-methyltetrahydrofolate — the active, bioavailable form of folate — at a higher dose than their 1mg counterpart. Because it bypasses the conversion process required by standard folic acid, it's a reliable and direct source of this essential B vitamin. The 5mg dose is suited to those with a greater nutritional requirement for active folate, including those with known MTHFR gene variations that affect folate metabolism. We selected this product as part of a broader range th…