Any product used on the skin having a possibility to be absorbed into the bloodstream can be harmful for your baby. It is advisable to consult a doctor before using any such skin care products and cosmetics during pregnancy.
Products like teeth whiteners are safe for adults, even if you swallow some portion of it. But the main ingredient of teeth whiteners, which is a peroxide, can be harmful for your baby. So avoid using such products during this time instead prefer using normal toothpaste.
A substance called phthalate is found in products like hair sprays and nail polishes. It has been studied that phthalates have a potential risk of causing birth defects. Try to use phthalate-free nail polish or put it on carefully so that it does not get much exposure.
Sunscreen lotions contain oxybenzone that is again harmful for the baby. Use non-chemical sunscreen and avoid going outside between 10 a.m. and 2 p.m., when the sun’s rays are more intense. Use sunscreen that contains zinc oxide or titanium dioxide. These ingredients filter UV rays from the skin.
Acnes and pimples are often common during pregnancy. Consult a doctor before using any creams or lotions on them. Components in those creams like tretinoin, isotretinoin and tetracyclines are potentially dangerous during pregnancy.
There is no hard and fast rule about colouring or dying your hair during pregnancy. Colouring small portion of your hair will not cause such problems to your foetus. Avoid using anything that contains ammonia, because the smell can cause nausea to you.
You can put on lipstick without worrying much because it does not get ingested. However, it is advised to use lead-free lipsticks that are available in the market.
If you are using any fairness or anti-ageing creams, get it checked once. These creams often contain retinol that can be potentially harmful for your baby.