The optimal amount of calcium needed during pregnancy

Medically reviewed by Dr Elie Servan-Schreiber, Gynécologue-obstétricien21/02/2026

By: Solène Limongi (Nutritionniste et diététicienne)2026-02-21

Pregnancy is a time of great change for your body and your health. A healthy and balanced diet is essential for you and your baby. One of the most important vitamins and minerals to consume during pregnancy is calcium. But what is the optimal amount of calcium needed during pregnancy? In this article, we will explain the benefits of calcium for the health of both mother and baby and give you tips

Introduction to the amount of calcium needed during pregnancy

When a woman is pregnant, she needs a healthy and balanced diet to support her health and that of her baby. One of the main nutritional concerns during pregnancy is the optimal amount of calcium needed for fetal development. Calcium is an essential mineral that plays an important role in the development of the baby's bones and teeth. It is also important for maintaining maternal health and for the proper functioning of the nervous system and muscles.

Calcium is one of the most important nutrients during pregnancy, and it is recommended that pregnant women consume enough of it. Pregnant women need more calcium than non-pregnant women, as calcium is needed for fetal development and growth. It is important that pregnant women get enough calcium to ensure the proper development of their baby. Calcium-rich foods, such as milk, cheese, dairy products, green leafy vegetables, oily fish, and nuts, are all important sources of calcium.

Explanation of the benefits of calcium for the health of mothers and babies

Calcium is an essential nutrient for the health of mothers and babies during pregnancy. It is necessary for the normal development of the baby's bones and teeth and for maintaining the health of mothers. A calcium-rich diet during pregnancy can help prevent osteoporosis, a disease that affects bone health.

Calcium is also important for heart health and the nervous system. It helps regulate heart rhythm and maintain blood pressure. It is also necessary for the proper functioning of the nervous system and for the transmission of nerve impulses.

Finally, calcium is necessary for the health of teeth and gums. It helps prevent tooth decay and maintain gum health. It is also important for the development and maintenance of bones and teeth. A calcium-rich diet during pregnancy can help prevent dental and bone problems in the baby.

Nutritional recommendations on the optimal amount of calcium recommended during pregnancy

Pregnancy is a time of great transformations for both mother and baby. A healthy and balanced diet is essential to ensure the health and proper development of your baby. One of the most important nutrients during pregnancy is calcium, which is essential for the development of the baby's bones and teeth.

Pregnant women need an additional amount of calcium to support the baby's development. The nutritional recommendations for pregnant women are to consume approximately 1,000 mg of calcium per day. This amount can be obtained through a healthy and varied diet, by consuming calcium-rich foods such as dairy products, green leafy vegetables, soy products, sardines, and anchovies.

Calcium supplements can also be useful to reach the recommended amount. However, it is important to consult a doctor before taking supplements, as you may not need an additional dose. Excessive calcium consumption can lead to undesirable side effects, such as an increased risk of kidney stones.

Calcium-rich food sources and their benefits

Calcium is an essential nutrient for a healthy pregnancy and a healthy baby. It is important for the development of the baby's bones and teeth and for maintaining maternal health. The optimal amount of calcium needed during pregnancy is 1,000 mg per day.

Calcium-rich food sources include dairy products, such as milk, yogurt, and cheese, as well as soy products, green leafy vegetables, fortified grain products, firm-fleshed fish, and soy products. Dairy products are an excellent source of calcium, as they also contain other essential nutrients, such as phosphorus, magnesium, and vitamin D. Soy products, such as tofu and tempeh, are an excellent alternative to dairy products for people who do not consume dairy. Green leafy vegetables, such as broccoli, kale, and collard greens, are also an excellent source of calcium. Fortified grain products, such as cereals, bread, and pasta, are another source of calcium. Firm-fleshed fish, such as salmon, tuna, and mackerel, are an excellent source of calcium and vitamin

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Pregnancy is a very important time in a woman's life. A healthy and balanced diet is essential to ensure optimal growth and development of the baby. Calcium is one of the most important nutrients during pregnancy. It is needed for the development of the baby's bones and teeth and for the proper functioning of muscles and nerves.

Calcium is also important for maternal health. It helps prevent osteoporosis and heart disease. It is therefore essential that pregnant women obtain the optimal amount of calcium from their diet. The recommended amount of calcium is 1,000 mg per day. However, this amount may vary depending on the age and weight of the pregnant woman.

Calcium-rich foods include milk, cheese, yogurt, green leafy vegetables, sardines, and soy products. Calcium supplements can also be taken to reach the recommended amount. Pregnant women should also take additional vitamins and minerals to support their health and their baby's development.

In conclusion, it is essential that pregnant women get the right level of calcium to ensure the health and well-being of their baby. A healthy and balanced diet, rich in calcium, is essential to ensure a healthy pregnancy. So, it's up to you to take care of your health and that of your baby by consuming the optimal amount of calcium needed during pregnancy.

Sources and references

  1. ANSES — Alimentation de la femme enceinte
  2. Santé Publique France — Nutrition et grossesse
  3. HAS — Suivi et orientation des femmes enceintes (recommandations 2016)
  4. CNGOF — Recommandations pour la pratique clinique
  5. OMS — Soins prénatals pour une grossesse positive

Frequently asked questions

How much calcium should I consume per day during pregnancy?

ANSES recommends a calcium intake of 1,000 mg/day for adult pregnant women. This need is covered by about 3 to 4 servings of dairy products per day (1 serving = 1 yogurt, 30 g of cheese, or 200 ml of milk). For women under 19, needs rise to 1,200 mg/day because bones are still growing.

What happens if I lack calcium during pregnancy?

If intake is insufficient, the fetus draws calcium from the mother's bone reserves, which can lead to maternal bone demineralization and increase the risk of osteoporosis later in life. Calcium deficiency is also associated with an increased risk of gestational hypertension and pre-eclampsia. Frequent muscle cramps may signal a calcium deficiency.

How can I meet my calcium needs without dairy products during pregnancy?

Calcium-rich alternatives include fortified plant-based drinks (soy, almond), green vegetables (broccoli, kale, watercress), almonds, sesame seeds, calcium-set tofu, and canned sardines with bones. Calcium-rich mineral waters such as Hépar (549 mg/L) or Contrex (468 mg/L), which are popular French mineral water brands, are also a useful supplementary source.

Can I have too much calcium during pregnancy?

Yes, excessive calcium intake (above 2,500 mg/day) can cause hypercalcemia, kidney stones, and impair the absorption of iron and zinc. ANSES advises against exceeding the upper safety limit without medical guidance. Always prioritize food sources over supplements, unless specifically directed by your doctor.

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