Vitamin A and pregnancy
Vitamin A (retinol) has many functions in the body to be very necessary at any age for their benefits in vision, skin, mucous membranes, teeth, soft tissue and skeletal growth, immune system, nevioso and in the use of iron, but is important during pregnancy because it participates in the development of the baby.
It takes about 800 micrograms of vitamin A daily, which is obtained in 1 medium carrot, for example. Other sources of this vitamin are milk and its derivatives, especially those which contain more fat as butter, egg yolk and liver (beef, fish, etc.). Vegetables in yellow or orange as tangerine, tomato, red pepper, chilli, various peppers, pumpkin, apricot, medlar. It is also found in other green vegetables (as the green is very strong and masks to yellow).
While very necessary, too much vitamin A can be dangerous since it is a fat-soluble vitamin that is, its structure is fat and dissolves in fat rather than water and therefore can not be eliminated in the urine and accumulates in the body.
Consuming more than 3,000 micrograms per day during pregnancy can cause malformations in the baby’s face and skull and ear defects, blindness, bone atrophy (forehead, small nose, eyes separated). It can also cause cardiac lesions, nervous and immune system and even abortion.
Is very difficult to suffer an overdose consuming food sources of vitamin A, but medications such as multivitamins, pills vision, acne treatments, psoriasis, mastopathy escleroquística, food supplements to accelerate your tan or Skin protection it can provide an overload of vitamin and risking pregnancy.
So always, but especially if you are in the sweet hope, you should consult your doctor or nutritionist before starting any supplement or multivitamin supplement, since they are also medicines.