Vitamin supplementation during pregnancy not excessive

Vitamins and other nutrients, like excessive will also be harmful, even poisoning. Especially when many women during pregnancy, always think vitamin requirement of a certain number of times the usual, so blindly substantial. Everyone knows, this is not only useless to own or harm the baby in the belly.

Vitamin B6 for enzyme cofactor, participating in many metabolic reactions in the body.
On the clinical, obstetrics and Gynecology doctors commonly used high-dose vitamin B6 treatment of vomiting of pregnancy. Antiemetic effect of vitamin B6, however has not yet been confirmed. Pregnant women taking doses of vitamin B6 100 times higher than normal requirements, there is a feeling of central neuropathic pain may occur, can also make of fetal limb shortening deformity. The doctor needs to know not only the consequences, every pregnant woman needs to know. In fact, women during pregnancy, daily requirements of vitamin B6 increases only than non-pregnant 0.6 mg (normal daily requirements of vitamin B6 2 mg), and the diet, such as meat, fish, egg yolks, legumes, cabbage, corn seed peeling can fully meet the needs of pregnant women vitamin B6. Is early in the pregnancy, that is 1-3 months of gestation, pregnant women also do not need to take vitamin B6.

Pregnant women, the greater the risk of excessive vitamin a, not only can cause miscarriage and fetal nerve may occur, and cardiovascular defects and facial deformity. Daily vitamin a requirement of 4200~5600 international in healthy subjects. For security reasons, we will be pregnant women had the highest daily vitamin a requirement of international units set at 7,500. Unless confirmed pregnant women do suffer from vitamin a deficiency, vitamin a supplementation is given. In General, reasonable mixing of daily food offers 5000~8000 international units of vitamin a, not only can fully meet the needs of daily vitamin a in pregnant women and lactating women have been reached 8,000 international units of vitamin a daily requirement of. Animal foods rich in vitamin a are: liver, kidney, fish, milk, butter, cheese, eggs, and sometimes can take vitamin a the original (that is, beta carotene), or the ingestion of food containing vitamin a to the original. Vitamin a precursor of vitamin a was, through role of enzymes in the body can be converted into vitamin a, it does not produce excess vitamin a, can avoid the resulting dangers. Vitamin that exists a raw spinach, carrots, sweet potatoes, lettuce, tomatoes, mango, lemon, Apricot and other food. We also advise pregnant women attention, do not take vitamin a treatment of acne and psoriasis drugs, teratogenic drugs because these drugs are the most violent.