Question: what are the most important ingredients in prenatal vitamins?
Answer: 400micrograms (mcg) of folic acid.
400 IU of vitamin D.
200 to 300 milligrams (mg) ofcalcium.
70 mg of vitamin C.
3 mg of thiamine.
2 mg of riboflavin.
20 mg of niacin.
6 mcg of vitamin B12.