This ensures that the vitamins live up to quality standards and are generally safe to take. Prenatal Vitamins. Prenatal vitamins are multivitamins that are specially formulated to meet the increased demand for micronutrients during pregnancy. Folate. Iron. Vitamin D. Magnesium. Ginger. Fish Oil. Probiotics. Click to see full answer. Hereof, what vitamins should I take during pregnancy? Look for a prenatal vitamin that includes: 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. Furthermore, what vitamins should I take first trimester? Folic acid: 600 mcg. Iron: 27 mg. Calcium: 1,000 mg (note: most prenatal vitamins don’t contain this much calcium, so you if don’t get enough from your diet, talk to your doctor about taking a separate calcium supplement) Vitamin D: 600 IU. Similarly, you may ask, what vitamins should be avoided during pregnancy? For example, high doses of vitamin A, vitamin B6, vitamin C, vitamin D or vitamin E can be dangerous. It’s best not to take these vitamins as supplements in pregnancy. It’s also best to avoid foods that may be very high in vitamin A, including liver and liver products such as pâté.When should I start taking pregnancy vitamins?Start taking folic acid at least 1 month before you start trying to get pregnant. The first few weeks of pregnancy are a really important time for fetal health and development. Taking folic acid and other prenatal vitamins can help reduce the risk of some birth defects.