This content is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. For concerns related to your baby’s health, development, or sleep, or your own physical or mental wellbeing, always consult a qualified healthcare provider.
You just grew a human. The last thing you need is a complicated meal plan. Here’s what the experts actually say – without the overwhelm.
Eating well while breastfeeding doesn’t have to be complicated. Experts from the CDC to the Mayo Clinic agree on one simple principle: eat a variety of whole foods, and you’re going to do just fine.1,2
You Need More Calories — and That’s a Good Thing
Most breastfeeding moms need an extra 330 to 400 calories per day on top of their pre-pregnancy intake.1,2 Rather than counting every calorie, add one or two nourishing snacks to your day. A slice of whole grain toast with peanut butter, a banana with Greek yogurt, a handful of nuts, these make a meaningful difference without requiring a spreadsheet.2
The Foods Your Body (and Your Milk) Love
You don’t need a special breastfeeding diet – you need a balanced one. Here’s what to focus on:
Lean Proteins
Protein supports your recovery and contributes to the nutritional quality of your breast milk. Great options include chicken, turkey, eggs, beans, lentils, tofu, and low-mercury fish like salmon, sardines, and shrimp.2,4,5
Whole Grains
Oats, brown rice, whole wheat bread, and quinoa are rich in fiber, minerals, and complex carbohydrates that help keep your blood sugar stable.3,6
Fruits and Vegetables
Aim for variety and color. Dark leafy greens are rich in calcium and iron.4,6 The flavors from the foods you eat pass through your breast milk, which may help your baby become a more adventurous eater down the road.2
Dairy or Dairy Alternatives
Calcium is critical during lactation. Milk, cheese, yogurt, or fortified plant-based alternatives all count. Aim for about three servings per day to support your bone health.4,6
Healthy Fats
Avocado, nuts, seeds, olive oil, and oily fish like salmon provide the omega-3 fatty acids essential for your baby’s brain development — and for your own mood and energy.5,8
Hydration: The Often-Forgotten Essential
Your body is using more fluid to produce milk. Keep a large glass of water next to wherever you nurse, and drink it every time you feed.2,7
What About Foods to Avoid?
You probably don’t need to eliminate much. Cleveland Clinic’s certified nurse midwives note that as long as you’re eating a varied diet, you’re going to do just fine.3 A few things to keep in mind:
- High-mercury fish: Limit swordfish, king mackerel, tilefish, and shark. Stick to low-mercury options like salmon, shrimp, and canned light tuna.1,10
- Caffeine: Most experts say up to 2 cups of coffee per day is fine for most moms.7,8
- Alcohol: If you choose to drink, wait at least 2–3 hours after a drink before nursing or pumping.2,4
- Gassy foods: If your baby seems consistently uncomfortable after you eat a certain food, try removing it for a week or two.4
Should You Take Supplements?
Talk to your provider about vitamin D, iodine, choline, omega-3s (DHA/EPA), and if you’re vegetarian or vegan, iron and B12.1,7,9
Note: Continuing your prenatal vitamin postpartum isn’t always the right choice — it may contain more iron and folic acid than you need now. Ask your doctor or midwife what’s right for you.1,7
The Bottom Line
Eat enough, eat a variety of whole foods, drink plenty of water, and give yourself the same grace you’d give any new mom doing an incredible thing. Nourishing your baby starts with nourishing yourself.
To learn more or to find a specialist, check out our directory.
This content is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. For concerns related to your baby’s health, development, or sleep, or your own physical or mental wellbeing, always consult a qualified healthcare provider.
References
1. Centers for Disease Control and Prevention. Maternal Diet and Breastfeeding. Updated March 27, 2026. https://www.cdc.gov/breastfeeding-special-circumstances/hcp/diet-micronutrients/maternal-diet.html
2. Mayo Clinic. Breastfeeding nutrition: Tips for moms. https://www.mayoclinic.org/healthy-lifestyle/infant-and-toddler-health/in-depth/breastfeeding-nutrition/art-20046912
3. Cleveland Clinic. What to Eat and Foods to Avoid While Breastfeeding. July 11, 2024. https://health.clevelandclinic.org/breastfeeding-diet
4. Children’s Hospital of Philadelphia. Diet for Breastfeeding Mothers. https://www.chop.edu/centers-programs/breastfeeding-and-lactation-program/diet-breastfeeding-mothers
5. Healthline. Breastfeeding Diet 101: What to Eat While Breastfeeding. January 4, 2024. https://www.healthline.com/nutrition/breastfeeding-diet-101
6. U.S. Department of Agriculture / Office of Disease Prevention and Health Promotion. Eat Healthy While Breastfeeding: Quick Tips. https://odphp.health.gov/myhealthfinder/pregnancy/nutrition-and-physical-activity/eat-healthy-while-breastfeeding-quick-tips
7. WIC Breastfeeding Support, USDA. Nutrition While Breastfeeding. https://wicbreastfeeding.fns.usda.gov/nutrition-while-breastfeeding
8. Medela. What to Eat When Breastfeeding: Key Nutrition Tips. August 15, 2025. https://www.medela.com/en/breastfeeding-pumping/articles/power-of-breast-milk/what-to-eat-while-breastfeeding
9. Jimenez EY, et al. Existing guidance on feeding infants and children from birth to 24 months. Journal of the Academy of Nutrition and Dietetics. 2021; doi:10.1016/j.jand.2020.12.016
10. U.S. Food and Drug Administration / Environmental Protection Agency. Advice About Eating Fish. https://www.fda.gov/food/consumers/advice-about-eating-fish
