Folic Acid 400 mcg Tablets by Solgar is an essential nutrient for a woman's Child Bearing Years. Solgar Folic acid functions along with vitamins B-12 and C in the utilization of proteins. It has an essential role in the formation of heme, the iron containing protein in hemoglobin necessary for the formation of red blood cells. Some folic acid is produced by the intestinal bacteria. Folic acid is essential during pregnancy to prevent neural tubular defects in the developing fetus. SUITABLE FOR VEGETARIANS ~ SUGAR, SALT AND STARCH FREE