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Good food can compensate for environmental pollution
Pregnancy

Good food can compensate for environmental pollution

3 min readWeek 6
Key takeaways
3 min
  • Include omega-3 rich foods like olive oil and fatty fish in your diet to protect against postpartum depression and regulate immune function during pregnancy.
  • Consume folate-rich vegetables like spinach and broccoli to neutralize harm from environmental toxins and secondhand smoke exposure.
  • Add soy products containing genistein to your diet to counteract the negative effects of plastic chemicals like bisphenol during pregnancy.
  • Breastfeed exclusively for the first six months to transfer protective nutrients and reduce your baby's risk of allergies, obesity, and asthma.
  • Focus on an epigenetic diet during the first year as this critical window can influence your child's long-term health outcomes.

A healthy pregnancy diet with omega-3 fatty acids, folate-rich vegetables, and soy products can compensate for environmental pollution effects on babies. These nutrients support proper gene expression and reduce risks of allergies, obesity, and chronic diseases later in life.

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Good food can compensate for environmental pollution

Everything that happens to babies in the first year of life can affect them in adolescence and adulthood, including susceptibility to allergies, obesity, cardiovascular diseases, diabetes and even cancer [1].

The main harmful factors are air pollution and endocrine-disrupting chemicals. But scientists call the first year of life a “window of opportunity,” when everything (or almost everything) can still be corrected [2]. The combination of foods that compensate for the changes (methylation) of genes is called the epigenetic diet. It can even prevent the development of certain hereditary diseases (for example, allergies) in a child [1].

What mom needs

In an ideal world, you might spend the first year of your baby's life on an organic farm and eat the gifts of your garden. But let’s be realistic, you are probably staying put at home in a city. If this is the case be sure to eat the following foods:

  • olive oil: omega-3 polyunsaturated fatty acids not only protect against postpartum depression, but also regulate the immune system of mothers and babies [2]
  • fatty fish: the same omega-3 polyunsaturated fatty acids [2] plus iodine, which activates the thyroid gland and helps restore hormonal balance [3]
  • soy products: genistein, a substance that neutralizes the harmful effects of bisphenol (made from plastic dishes) and helps restore insulin sensitivity in cells [1]
  • spinach and broccoli or other foods rich in folic acid: helps neutralize the harm caused by smoking or nearby smokers [1]

What baby needs

All the nutrition that mom gets from food — omega-3, iodine, genistein, folates — pass through breast milk and at least partially compensate for the harm from a poor environment. Research shows that exclusive breastfeeding for the first six months reduces the likelihood of allergies, obesity and asthma in children [4, 5].


  1. Prenatal epigenetics diets play protective roles against environmental pollution. Shizhao Li, Min Chen, et al. Clin Epigenetics, 2019.

  2. Perinatal and Early-Life Nutrition, Epigenetics, and Allergy. Nathalie Acevedo, Bilal Alashkar Alhamwe, et al. Nutrients, Feb 2021.

  3. Nutritional Gaps and Supplementation in the First 1000 Days. Katrina Beluska-Turkan, Renee Korczak, et al. Nutrients, Dec 2019.

  4. Diet during pregnancy and infancy and risk of allergic or autoimmune disease: A systematic review and meta-analysis. Vanessa Garcia-Larsen, et al. PLOS Medicine, 2018.

  5. The association between breastfeeding and childhood obesity: a meta-analysis. J. Yan, L. Liu, Y. Zhu, et al. BMC Public Health, 14, 1267, 2014.

Frequently asked questions

Eat omega-3 rich foods like olive oil and fatty fish, folate-rich vegetables like spinach and broccoli, and soy products. These nutrients help neutralize environmental toxins and support healthy development.

Your pregnancy diet influences gene expression through epigenetics, affecting your baby's susceptibility to allergies, obesity, diabetes, and cardiovascular disease later in life. The first year is a critical window of opportunity.

Yes, exclusive breastfeeding for six months transfers protective nutrients like omega-3, iodine, and folates to your baby. Research shows it reduces the risk of allergies, obesity, and asthma.

An epigenetic diet includes foods that positively influence gene expression, such as omega-3 fatty acids, folates, and antioxidants. It can help prevent hereditary diseases and counteract environmental damage.

Medical Disclaimer

This article is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or qualified health provider with any questions you may have regarding a medical condition.

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Reviewed by healthcare professionals · Updated September 4, 2024

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