Encyclopedia during pregnancy: folic acid, calcium, iron, DHA, what are the focus of each stage?

After pregnancy, novice pregnant mothers can always gain various experiences from the seven aunts and eight aunts.Essence

For this reason, many expectant mothers will feel distressed, fearing that blind supplement is not good for the baby, but also afraid that if you do not make up for nutritional fetuses, you will be malnourished.

What are the nutrients for pregnancy?How to make up?How much do you make up?Today I will talk to you about this.

Different parts of the fetus develop at each stage, and the focus of nutrition is also different. Specific mothers should replenish nutrition scientifically according to their needs.

>>> Early pregnancy (0 ~ 12 weeks)

In the early pregnancy, the growth and development of the fetus are relatively slow. Pregnant mothers only need to eat normally. At the same time, pay attention to the following key nutrients:

Folic acid

Role: The intake of prospective mothers is a necessary condition for the growth of fetal development; insufficient folic acid intake will increase the risk of fetal nerve tube defects and premature birth.

Invasion: It is recommended to take it from 3 months before pregnancy to 12 weeks of pregnancy.The standard dose promoted and applied by the World Health Organization is 0.4 mg per day.

(P.S. Daddy also needs to take folic acid when preparing for pregnancy.)

Source: Folic acid supplement+green leafy vegetable/egg/bean/animal liver/nut supplementary supplement.

>>> I am in the middle of pregnancy (13 ~ 28 weeks)

After reaching the middle of pregnancy, the fetus grows rapidly, the physical strength and nutritional consumption of pregnant mothers have greatly increased, and the demand for energy and protein is relatively increased. At the same time, it is necessary to ensure the intake of nutrients such as calcium, iron, and iodine:


Role: The fetus will obtain calcium from the mother’s body to promote bone growth. As the gestational week increases, the amount of calcium needs to gradually increase. Especially during this periodCalcium.

Institute: 1000mg/day

Source: Milk is the most suitable for calcium supplement drinks for expectant mothers. Eat more green leafy vegetables, soy products, eggs, seafood and other foods can also get calcium.In addition, vitamin D can promote the effective absorption of calcium, and pregnant mothers can expose the sun appropriately.According to personal specific circumstances, some calcium tablets and vitamin D can also be appropriately supplemented under the guidance of a doctor to achieve demand.


Role: After the middle of pregnancy, the fetus grows particularly fast. Many pregnant mothers will have iron deficiency anemia. If you do not take time in time, it will easily cause placental hemoglobin lack. After the birth of the fetus, developmental dysplane, memory loss, and intellectual decline may occur.

Increases: Non -anemia pregnant mothers recommend replenishing 60mg of iron per day; diagnosis of clear iron deficiency anemia pregnant mothers need to replenish iron based on the dose required by the doctor.

Source: supplement iron, daily life can also eat more iron -rich foods, such as clams, kelp, black fungus, eggs, fish, chicken, beef, laver, etc.


Role: Pregnant mothers need to rely on food to supplement iodine to prevent fetal dysplasia caused by iodine deficiency.

Insurance: It is recommended to consume one or two iodine -rich seafoods per week.

Source: ingested from kelp, seaweed, laver, shellfish and other foods.

>>> Late pregnancy (29 ~ 40 weeks)


Function: At present, research shows that expectant mothers to supplement DHA during pregnancy can reduce the risk of premature birth before 34 weeks ago, properly promote fetal growth and extend the gestational week.

Insurance: Pregnant and lactating women’s daily recommended intake is 200 mg.

Source: In addition to supplementing DHA tablets, expectant mothers can consume more foods containing DHA, including deep sea fish, seaweed, sea cucumber, hazelnuts, walnuts, almonds and other nuts.

In addition, if the pregnant mother is severe during pregnancy or is very picky about food, it can also properly supplement some composite vitamins according to the guidance of the doctor to meet her own needs.

According to the "Chinese Women’s Balanced Dietary Pagoda" formulated by the Chinese Nutrition Society, we can summarize a simple "235 principle":

>>> "2"

Take 200 ~ 400 grams of fruits per day;

200 ~ 250 grams of milk and dairy products;

150 ~ 200 grams of fish and eggs (50 grams each of fish, poultry, eggs).

>>> "3"

Guarantee 200 ~ 300 grams of valley potatoes and miscellaneous beans, drinking water in full amount.

>>> "5"

Eat 300 ~ 500 grams of vegetables a day.

▲ Data source: "Women’s Balanced Diet Pagoda in China"

That is to say, it is recommended that pregnant mothers have diverse diet, mainly grains, eat more fruits and vegetables, and eat some meat in moderation, so that the fetus and pregnant mothers can get enough nutrition.

In short, although many nutrients are not harmful to replenishment, expectant mothers should still judge according to their needs and output results. If you need to supplement, it is also recommended to do it under the guidance of a doctor.

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