Folate (folic acid) is one of the B group of vitamins found in small amounts in many foods. Folate is usually absorbed through the upper part of the small intestine. The body's reserves of folate, unlike vitamin B12, are low and only sufficient for around four months. Almost half of the body folate is found in the liver.
This is a companion discussion topic for the original article at https://patient.info/doctor/folate-deficiency