Third-Trimester Nutrition: Snacks to Support Baby's Growth

TL;DR

The third trimester is when your baby grows the fastest, gaining weight and rapidly developing the brain and bones, so this is when good nutrition matters most, and your protein needs are at their highest (ICMR). The best approach is small, frequent, nutrient-dense snacks, because a growing uterus leaves less room for large meals and heartburn is common. Focus snacks on protein (paneer, curd, chana, nuts), iron (dates, sprouts, jaggery, with a vitamin C food), calcium (milk, curd, ragi, sesame), and healthy fats like omega-3 (walnuts, soaked flax or chia). Keep an eye on added sugar, stay hydrated, and add fibre-rich foods to ease constipation. On busy days, a ready high-protein snack (like Mylo's high-protein biscuit, with 8g protein per 5 diskettes and no added sugar, preservatives or refined maida) can help fill the gap. Snacks support balanced meals and prescribed supplements, they do not replace them.

Quick Answer

In the third trimester, your baby grows quickly, so eat small, frequent, nutrient-dense snacks rich in protein, iron, calcium and healthy fats. Good choices include paneer, curd, roasted chana, nuts and seeds, dates with a vitamin C food, ragi and sesame snacks, and walnuts or soaked flax for omega-3. Eat smaller portions more often to manage heartburn and limited stomach space, watch added sugar, stay hydrated, and include fibre for constipation. A ready high-protein snack can help on busy days. These support balanced meals and your prescribed supplements, not replace them.

Author: Mylo Editorial Team, Mylo Parenting Desk Medically reviewed by: Mylo Editorial Board, aligned with ICMR and FOGSI guidance Last updated: 8 July 2026

Medical Disclaimer: This article is for informational purposes only and is not a substitute for professional medical advice. Nutrition needs vary in pregnancy. Speak to your doctor or dietitian about your third-trimester diet, especially if you have gestational diabetes, high blood pressure, a restricted or high-risk pregnancy, or any allergy. Snacks do not replace prescribed supplements such as iron, calcium or folic acid.

Key Takeaways

• The third trimester is your baby's fastest growth phase, so nutrient-dense eating matters most (ICMR)
• Protein needs are at their highest in the third trimester
• Eat small, frequent snacks, since there is less stomach space and heartburn is common
• Focus on protein, iron, calcium and healthy fats (omega-3) to support growth and brain development
• Pair iron-rich snacks with a vitamin C food to absorb iron better
• Include fibre and fluids to ease the constipation that is common late in pregnancy
• Watch added sugar, especially if you have or are at risk of gestational diabetes
• Snacks complement balanced meals and prescribed supplements, they do not replace them (FOGSI)

Why Third-Trimester Nutrition Matters So Much

In the last three months, your baby grows more quickly than at any other time, putting on weight and rapidly building the brain, bones and other organs. To support this, your body needs more protein, iron, calcium and healthy fats, and your protein requirement is highest in the third trimester (ICMR).

At the same time, the growing uterus presses on your stomach, leaving less room for big meals and often causing heartburn. That is why small, frequent, nutrient-dense snacks work so well now: they help you meet higher needs without feeling overly full.

What Your Baby Needs, and the Snacks That Deliver It

Here is how to match late-pregnancy snacks to the nutrients your baby needs most:

Tip: add a vitamin C food (lemon, amla, orange, tomato) to iron-rich snacks so your body absorbs the iron better (ICMR).

Smart Snacking Tips for the Third Trimester

• Eat small and often: 5 to 6 small snacks or mini-meals are gentler than 3 large ones
• Choose steamed, roasted or boiled over deep-fried, to ease heartburn
• Keep protein at every snack to help meet the higher third-trimester need
• Add fibre and fluids to prevent constipation
• Watch added sugar, especially if you have or are at risk of gestational diabetes
• Do not lie down right after eating, to reduce reflux
• Keep easy snacks handy (nuts, roasted chana, fruit, a protein biscuit) for hunger between meals

For Busy or Low-Appetite Days: A Quick High-Protein Option

Late in pregnancy, tiredness, heartburn or a smaller appetite can make it hard to eat enough protein. On those days, a ready high-protein snack can help bridge part of the daily protein gap in an easy, snackable form.

Mylo High-Protein Biscuit for Moms

Mylo's high-protein biscuit is designed for pregnancy and breastfeeding, to help moms add daily protein and key nutrients in an easy, light and snackable format:

Key ingredients and nutrients:

A high-protein snack like this is meant to complement your meals and homemade snacks, not replace them, and it does not replace any iron, calcium, folic acid or other supplement your doctor has prescribed.

Indian Context: What Indian Mothers Should Know

• Vegetarian nutrition is very doable: Dals, paneer, curd, ragi, sesame, nuts and sprouts cover protein, calcium and iron (ICMR)
• Small and frequent works best: Late pregnancy leaves less stomach room, so graze on mini-snacks
• Iron plus vitamin C: Pair jaggery, dates or sprouts with lemon or amla to absorb iron better
• Mind gestational diabetes: If you have it, follow your doctor's advice and limit added sugar and refined carbs
• Keep taking prescribed supplements: Snacks support your diet but do not replace doctor-prescribed iron, calcium and folic acid (FOGSI)
• Personalise with your doctor: Ask about weight gain, portion sizes and any restrictions for your pregnancy

Myths vs Facts About Third-Trimester Nutrition

FAQs: Third-Trimester Nutrition and Snacks

What should I snack on in the third trimester?

Choose small, frequent, nutrient-dense snacks with protein, iron, calcium and healthy fats: paneer, curd, roasted chana, nuts and seeds, dates with a vitamin C food, ragi or sesame snacks, and walnuts or soaked flax for omega-3 (ICMR).

Third trimester mein baby ki growth ke liye kya khayein? (Hinglish)

Is time baby sabse tezi se badhta hai, isliye chhote-chhote, nutrient-dense snacks lein. Protein (paneer, dahi, chana, nuts), iron (khajoor, sprouts, gud, saath mein vitamin C), calcium (doodh, dahi, ragi, til) aur healthy fats (walnuts, bhige flax/chia) par focus karein (ICMR). Heartburn aur kam jagah ki wajah se thoda-thoda baar-baar khayein. Busy dinon mein ek ready high-protein snack (jaise Mylo ka high-protein biscuit, 5 diskettes se 8g protein, no added sugar/preservatives/maida) madad kar sakta hai. Doctor ki batayi supplements zaroor jaari rakhein.

Why do I need to eat smaller, more frequent meals now?

As your baby and uterus grow, there is less room for your stomach, and heartburn is common. Small, frequent snacks help you get enough nutrition without feeling too full or triggering reflux (ICMR).

How can I get more protein late in pregnancy?

Include a protein food in every snack and meal: dal, paneer, curd, tofu, eggs (if you eat them), roasted chana and nuts. On busy or low-appetite days, a ready high-protein snack can help you top up (ICMR).

Third trimester mein constipation ke liye kya khayein? (Hinglish)

Fibre aur fluids badhayein: fruits, oats, whole grains, bhige hue anjeer ya prunes, aur khoob paani, chaas ya coconut water (ICMR). Halki walk bhi madad karti hai. Agar constipation bahut zyada ho, toh doctor se baat karein.

Should I limit sugar in the third trimester?

Yes, especially if you have or are at risk of gestational diabetes. Choose protein and fibre-rich snacks over sugary ones, and follow your doctor's advice on your diet (FOGSI).

Can snacks alone meet my third-trimester nutrition needs?

No. Snacks are top-ups to balanced meals, and they do not replace your prescribed supplements. Keep eating varied meals and taking your doctor-prescribed iron, calcium and folic acid (FOGSI).

References

1. ICMR / NIN. "Dietary Guidelines for Indians." https://www.nin.res.in/dietaryguidelines/pdfjs/locale/DGI07052024P.pdf
2. FOGSI (Federation of Obstetric and Gynaecological Societies of India). https://www.fogsi.org/