Chemical hair straightening!!!?

i want toget my hair chemically straightened or rebonded...yuko i think?

so ive been researching but i cant seem to find which one is the best/ healthiest.....(i know that none are actually healthy but i want to know which one is the least damaging?)

also if anyone knows which of the following have lye...and which have no lye:

loreal xtenso cerathermic

wellastrate

redken vertical

shwartzkopf glatt straight

thank u so much in advance xx

Chemical hair straightening!!!?

keeping in mind it doesn't last forever...

don't waste your money. what's wrong with non straight hair.

Chemical hair straightening!!!?

Just buy a good straightener and have somebody do it for you at home or you do it or go to the salon and have them straighten it. But i wouldn't do it chemically that is worst for your hair i think...