It would be good to prevent those chemical for hair and skin... As there might be possibility of chemical go to the baby even with trace amount
When in doubt, best is to always check with your gynae as s/he knows your medical record better and can better advise :)
Im not sure but i rebonded my hair when i was in 2nd trimester too! I even dyed my hair and so far nothing went wrong!!
I have done it when I am 5months pregnant , n got healthy baby as well .. u can go on
Avoid chemical treatment even during breastfeeding
No not recommended to
its best to avoid
Best to avoid
Better not