Keratin treatments – the most famous being the Brazillian blow dry – are most known for being temporary straightening treatments lasting around three months. At age 19, that's exactly what I was in ...

During a keratin hair treatment, stylists apply a keratin-based product to the hair before using a flat iron to seal it in. This process can smooth frizzy or damaged hair, producing a sleek, shiny ...

I like my hair, but I don’t love it. No matter how many incredible, stylist-recommended, bank account-breaking conditioners, serums and anti-frizz sprays I apply to my long, sort-of wavy, but mostly ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Salon keratin treatments are unrivaled in their ability to smooth and ...

Every product on this page was chosen by a Harper's BAZAAR editor. We may earn commission on some of the items you choose to buy. Keratin is a beauty buzzword synonymous with smooth, shiny strands and ...