Mason Natural MasNatal Multivitamin/Multimineral Supplement (100 ct.) has a prenatal care formula with the recommended daily nutrition for women before and during pregnancy. It contains 800mcg of folic acid, and women who consume healthful diets with adequate folic acid may reduce their risk of having a child with birth defects of the brain or spinal cord. Take your health to the next level with guaranteed HSA eligible Vitamins & Supplements.