Folate is a form of B vitamin that occurs naturally in many foods. Folic acid is the man-made form of folate that is added to processed foods or vitamin and mineral supplements. Folate is needed in the human body for production of red blood cells. A lack (deficiency) of folate in the human body by taking certain medications, or by not getting enough folate in your diet. . Folate MAXX L-methylfolate is a dietary supplement for use in people who have conditions related to folate deficiency.A Folate MAXX brand of l-methylfolate is used in the following situations: In people who have high levels of a certain amino acid . This condition can be related to folate deficiency. In women with high-risk pregnancies who need additional folate in their diets to prevent hyperhomocysteinemia; or In people with certain types of anemia (a lack of red blood cells) that may be complicated by a folate deficiency. The Folate MaXX brand of l-methylfolate is used in the following situations: