Breastfeeding nutrition - essential dietary factors supporting lactation and health
Tomasz Jankowski
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Diets Premium Expert • 24.09.2026
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Scientifically reviewed by a clinical dietitian:
This article has been peer-reviewed for adherence to IŻŻ, WHO, and PTGiP clinical nutritional standards.
| Diets Premium Expert Tomasz Jankowski | min read 6 min | Scientifically reviewed by a clinical dietitian 24.09.2026 |
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Key Takeaways
After childbirth, when a woman chooses to breastfeed, the question arises: which foods should she select to support milk production and provide both herself and the infant with essential nutrients? The diet of a breastfeeding mother should be carefully planned to deliver all necessary vitamins, minerals, and energy while ensuring optimal milk quality. Which foods are recommended, and which should be avoided?
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The basics of a breastfeeding mother's diet
Therefore, it is worth remembering that the diet of the breastfeeding mother should be a little bit more calorific, especially since the daily portion of food for the baby is about 300-700 kcal, released by the mother's body. It is therefore recommended to increase the caloric intake by about 500 kcal per day.
A diet for a breastfeeding mother with a specialist's eye
Despite the information that can be found online, e.g. according to the current recommendations of experts, the diet for a breastfeeding mother should not be an elimination diet in any event. Elimination of potential allergens has no effect on the development of allergies in the baby. However, it is advisable to limit the intake of saturated fatty acids found in fast foods, sweets, sugar products, sugar, foods rich in preservatives, dyes and other chemical additives.
Allergy products and breastfeeding
Although they should not be excluded from the mother's diet, it is worth knowing about them strong allergenic products. Knowledge of the allergens will allow you to exercise caution and introduce them gradually into the diet. Among the strongest allergens are: nuts, berries, chocolate and cocoa, cow's milk protein.
Expanding the diet for a breastfeeding mother
If a breastfeeding mother's diet in the first month is somewhat restricted because the mother prefers to exercise caution, it is worthwhile expanding the diet gradually.
Basic nutritional rules for a breastfeeding mother
The breastfeeding mother's diet must be varied and healthy. It is also worth following some of its basic principles and ensuring that: the diet is based on products from different food groups, the daily menu included 45 smaller meals, fruits and vegetables should also be consumed unprocessed in this way they maintain a richness of vitamins and minerals, take at least 1.5 liters of non-carbonated water, and additionally reach for vegetable, fruit or green tea juice carbonated drinks are not recommended.
Is that what a breastfeeding mother can eat?
In order for the diet of the breastfeeding mother to be adequately diversified and to provide the body with valuable ingredients, it is worth reaching for: lean meat and fish, first wheat and then whole grain products pasta, pasta, baking, fruit and vegetables, eggs, seeds, onions (cheeses, kefir, natural yogurt), pulses, vegetable fats in limited quantities.
What products should you avoid?
Certain substances should be strictly avoided or consumed with extreme caution during lactation: 1. Alcohol: Freely diffuses into breast milk, impairing infant neurological development and sleep patterns. 2. High-mercury predatory fish: Species such as swordfish, shark, and king mackerel pose neurodevelopmental risks. 3. Excessive caffeine: Limiting intake to no more than 200–300 mg daily prevents infant irritability and insomnia. 4. Industrial trans fats and unpasteurized raw foods: Posing unnecessary microbial and inflammatory burdens.
Is that even something a breastfeeding mother should remember?
We already know what a breastfeeding mother should eat and what is not recommended in her diet, but for optimal nutritional effects, it is also worth remembering a few tips: make sure that an additional 500 calories a day is part of a healthy breastfed mother's diet The value is reached, for example, after two slices of wheat bread with lean starch and tomatoes, plus a cup of yogurt (200 ml), 2 nuts and bananas.
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