Because keratin treatments are great at amping up ... the Brazilian blow-dry uses formaldehyde in order to lock the hair into its new straighter shape. As exposure (especially repeat exposure ...

Keratin is a protein and essential for healthy ... The process doesn't end there - in order to see the full benefits, there ...

Or you may be curious about a keratin treatment, wondering what it is, why it benefits your strands, and how it's different from a Brazilian blowout. (Basically, the blowouts will give you super ...