I highlighted. It helped my mood and didn't hurt my baby either. :)
I think they say it's ok after the first trimester. Double check with your doctor though. Highlights are ok because it doesn't touch your scalp. I got mine done in the second trimester.
I was told its ok as long as you are in a room with plenty
Of air flow so you don't inhale fumes! Sorry about the two posts! Stupid iphone
It's fine after 13w mark n just be in well ventilated area. :)
I just dyed mine at 16w 4d. It didn't have any ammonia in it. Yet my bf still got mad. He worries that every little thing will harm our baby.