Intrigued…I want to know whether treatment with Kerastase hair relaxers (straighteners) is the same as Japanese rebonding of hair (as permanent straightening is known in most Bangalore (India) salons)? If not, what is the difference and what is safer for brown hair (Asian) streaked with a golden tint? The Right Brain replies: The only Kerastase [...] Read more: Will Kerastase Hair Relaxers Straighten Hair Like Japanese Rebonding?