1, hydroquinone.

It is also called hydroquinone. This chemical is not easy to detoxify and excrete, but may have cumulative poisoning. When fetal organs are formed in the first trimester, drugs have certain effects on the fetus.

2. kening/kening-a.

It is mainly used to treat skin diseases, such as oily skin and acne. It is helpful to unplug clogged pores and stimulate the growth of collagen, but it can't be applied to pregnant women.

3、? Tetracycline.

Tetracycline is a typical drug that causes fetal malformation. Use in early pregnancy will lead to fetal limb dysplasia and short limb deformity; Use in the second trimester will lead to fetal tooth bud dysplasia and congenital cataract; Use in the third trimester will cause liver failure in pregnant women, so tetracycline antibiotics should be banned throughout pregnancy.

4. Salicylic acid.

It mainly appears in products for treating acne, and there are also cleansing products. Studies show that it is safe if it is only used for a short time, like cleansing, it is only a short time, but it will not work if it is used for a long time.

5、 AHA。

The Chinese name is fruit acid, which can exfoliate the skin and appears in most whitening products. It is also not allowed for this ingredient to touch the skin for a long time.

6. Retinol (vitamin A).

Retinol, which is actually vitamin A, is the main component of advanced eye cream, which is helpful for blood circulation of eye muscles, anti-wrinkle and prevention of dark circles.

Vitamin A usually appears in cosmetics in the form of retinoic acid, vitamin A ester and vitamin A aldehyde. Retinoic acid has been proved to increase the probability of fetal teratogenesis. Therefore, women during pregnancy and lactation should try not to use alcohol skin care products containing retinol, and skin care products containing vitamin A should also be avoided as much as possible.

Baidu Encyclopedia-Skin Care Products for Pregnant Women