Folate is essential for methylation, DNA synthesis, and nervous system function. L-5-MTHF is the active, methylated form of folate that requires no extra conversion, making Klaire Labs SFI Health L-Methylfolate ideal for women, children, and those with absorption or metabolic challenges. Each capsule provides 1,700 mcg DFE folate (1000 mcg L-5-MTHF). This non-GMO, hypoallergenic formula is free from common allergens and contains no artificial colors, flavors, or preservatives. Trusted by healthcare practitioners since 1969.