A–Z Glossary

Vitamin A

Retinol is preformed vitamin A found at high levels in liver and liver products, and excessive intake may harm fetal development.

← Back to A–Z Glossary

Search results for: Vitamin A

Supplements during pregnancy overview

Supplements during pregnancy overview

Why supplements are used in pregnancy Pregnancy is a physiologic state of increased nutritional demand. The need for some nutrients rises because of expanded maternal tissues, increased red blood cell mass, placental function, fetal growth, and preparation for lactation. Even nutritionally adequate diets may not reliably provide optimal amounts of certain micronutrients every day. Prenatal […]

Foods to avoid and high-risk foods during pregnancy

Foods to avoid and high-risk foods during pregnancy

Why some foods are higher risk in pregnancy Pregnancy involves immunologic and physiologic adaptations that help support the fetus but may also increase susceptibility to some infections or make their consequences more serious. Foodborne illness can cause dehydration, fever, sepsis, miscarriage, preterm birth, stillbirth, or neonatal infection in severe cases. The absolute risk for any […]