Texturizers are permanent, keratin treatments can be temporary. Both are damaging, one is just less likely to last as long.
Just because people have been using relaxers for 100+ years doesn't by default make it a better choice.
Oh and you sound troll-ish.
BSL, coarse, wirey, curly, coily, wavy, kinky
The struggle is real...
I don't always look at products from the "ethnic" haircare isle, but when I do, simple words like "Grow" are intentionally misspelled. Tragic.