Pregnancy nutrition guide
Pregnancy nutrition for weeks 33–36
The baby's systems are largely in place; the focus is on maturing and preparing for delivery.
Final development + weight gain
What is developing
- Brain and nervous system development continues.
- Your baby's body keeps gaining weight and smoothing out.
- Readiness for breathing improves as lungs keep developing.
Nutrients to prioritize
These food ideas support general nutrition planning. They are not medical advice and do not replace prenatal vitamins or clinician guidance.
Iron
High priorityIron supports maternal and fetal blood needs late in pregnancy.
Iron needs increase in pregnancy and adequacy matters for red blood cell production.
Protein
High priorityProtein supports ongoing growth and tissue repair and preparation for birth.
Protein supports growth of new tissue during pregnancy.
Calcium
Medium priorityBone structure continues to mature as birth approaches.
Calcium is essential for bones and teeth.
Vitamin D
Supporting priorityVitamin D supports calcium absorption and bone health.
Vitamin D helps the body use calcium effectively.
Practical notes
- Third trimester calorie needs often rise to about +450/day for many people.