Lecture 25 Nutrition in pregnancy

Question 1

What are noted nutrients of concern when it comes to vegetarians?

Answer 1

protein in general, zinc, iron, Vit B12, omega-3 fatty acids

Question 2

What is the estimated total energy cost of pregnancy?

Answer 2

around 80,000 kcal

Question 3

What is the risk attributed to exceeding GWG guidelines?

Answer 3

have 2.6 greater odds of being in a higher BMI category postpartum than prior to pregnancy independent of their pre-pregnancy BMI status

Question 4

What are nutrients of concern when it comes to pregnancy supplementation?

Answer 4

FOC2DAI: folate, omega-3s, calcium and choline, vitamin D, vitamin A, iron

Question 5

What is a common problem when it comes to marketed pregnancy supplements?

Answer 5

either they do not contain target doses of nutrients or contain too much

ex. commonly folic acid intake was pushed above the UL

Question 6

How does choline contribute to pregnancy and what should intake look like?

Answer 6

needs increase in pregnancy and lactation - plays vital role in fetal development particularly the brain

Intake: pregnancy = 450 mg/day, Lactation = 550 mg/day

foods rich in choline: eggs, cow’s milk

Question 7

How does iron contribute to pregnancy and what should intake look like?

Answer 7

substantial requirement due to increased usage

Intake: 450 mg to increase RBC mass, 300 mg for fetal/placenta, 250 mg lost at delivery ⇒ at least 1000 mg required throughout pregnancy to meet needs