Fol-XT Tablets contains L-methylfolate , Pyridoxal 5 Phosphate and Mecobalamin Tablets.
Fol-XT Tablets contains all active form of vitamins would be rationale approach to prevent Neural Tube Defects (NTDs), pregnancy related anaemia and associated pregnancy complications due to elevated homocysteine levels.
Role of key ingredients:
Methyltetrafolate is the active form of folic acid used by your body. L-methylfolate is proven to lower levels of homocysteine (an amino acid linked to pregnancy complications).
Mecobalamin deficiency is linked with increased risk of intrauterine growth retardation, abnormal embryo-foetal brain development, cleft palate and metabolic syndromes. 
Pyridoxine is the active form of vitamin B6 . B6 may play a role in the prevention of pre-eclampsia, where the mother’s blood pressure is high with large amounts of protein in the urine or other organ dysfunction, and in babies being born too early (preterm birth). Vitamin B6 may be helpful for reducing nausea in pregnancy.
Use under medical supervision.