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Nutrition for mums-to-be in the third trimester

Updated 25 Oct 2026

In the last 3 months, the mother's diet should increase by 450kcal/day (equivalent to 2 bowls of rice and suitable side dishes).

At this stage, besides protein, minerals and vitamins, baby needs more omega 3.

Every day you need:

- Starch: 13.5 units: 750g cooked rice = 810g pho noodles = 1,080g rice vermicelli.

- Protein: 8 units: 272g beef = 304g lean meat = 568g chicken with bones = 352g boneless fish = 696g raw sea prawns

- Milk: 6 units: 600ml fresh milk = 600g yoghurt = 90g cheese.

- Vegetables: 4 units: 1 unit = 1 tomato = ½ cucumber = ⅔ small bowl of cooked vegetables.

- Fruit: 4 units: 1 unit = 1 slice of watermelon = 1 small guava = 2 medium pomelo segments = ¼ small dragon fruit = 1 medium mandarin.

- Sugar: under 5 units: 1 unit = 5g. - Salt: under 5 units: 1 unit = 1g salt = 1.5g seasoning salt = 5ml fish sauce.

- Oil and fat: 7 units: 1 unit = 5ml cooking oil = 5g lard.

Your meals should be varied, with foods changed regularly.

Reference: tudu.com.vn

Sources

Content advised by our doctors.

  1. Website bệnh viện Từ Dũ

This article helps you understand and prepare. It does not replace a check-up. For an answer about your own situation, please ask the doctor who is caring for you.

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