“Ideally, after the treatment, you should do a hair mask at ... and to do your coloring before the blowout. “Ideally, you'd ...

They can be stripping though, and run the risk of making your Brazilian blow dry fade faster. “It’s super important to wait three days before washing your hair after the treatment,” explains Samuel.

There are tons of hair treatments out there, each buzzier than the last. For instance, you may have heard of a Brazilian blowout ... a ponytail tension headache after two hours in an updo ...