Differences of Japanese and Brazilian Hair Straightening

Brazilian Hair Straightening contains 2% formaldehyde that prevents frizz and allows the hair to curl, or become straight or wavy. It is a bit faster than Japanese Hair Straightening. ... Unlike Japanese Hair Straightening, the chemicals in Brazilian Blowout does not open and break the hair cuticle.Once your hair has been blow dried, your hair stylist will apply a smoothing solution or keratin-based solution to your hair. The main difference between these solutions is that keratin is a naturally occurring protein in our hair and it is replenished during the treatment for healthy, silky hair.This particular straightening treatment will last about six months. That's twice as long as the Brazilian straightening method. While both treatments are referred to as "permanent straightening," it's just like a perm that gives you curly hair.The Japanese straight perm is a permanent straightening solution that only requires touch-ups as your roots grow in about every six months. It can cost between $150 and $800 per treatment, depending on the salon. Because it involves the strongest chemicals, it poses the greatest risks in terms of damaging your hair.