2nd & 3rd Trimester Nutrition

2nd & 3rd Trimester Nutrition Guide

Jyoti Singh

8 min read

Jan 12, 2026

As your pregnancy progresses, your nutritional needs increase significantly. The second and third trimesters are crucial periods for your baby's growth and development.

Calorie Needs by Trimester

Second Trimester

Add approximately 340 extra calories per day

Third Trimester

Add approximately 450 extra calories per day

Key Nutrients for Later Pregnancy

Protein

75-100g daily

Supports rapid fetal growth and maternal tissue expansion.

Calcium

1000-1300mg daily

Essential for baby's bone and teeth development.

Iron

27-30mg daily

Prevents anemia and supports increased blood volume.

DHA Omega-3

300mg daily

Critical for brain and eye development in the third trimester.

Vitamin D

600-800 IU daily

Works with calcium for bone health and immune function.

Fiber

25-30g daily

Helps prevent constipation common in later pregnancy.

Foods to Focus On

• Lean proteins: eggs, chicken, fish, legumes
• Dairy or fortified alternatives for calcium
• Leafy greens and colorful vegetables
• Whole grains for sustained energy
• Fatty fish or algae supplements for DHA

Note: Every pregnancy is unique. Consult with your healthcare provider and a registered dietitian for personalized nutrition guidance.

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