Your winter hair secret weapon

Winter may bring cold and dry weather, but your hair shouldn’t have to suffer. Combat the dryness and damage of the season with the instant transformation of a Kérastase Fusio-Dose hair treatment.

What is Fusio-Dose? It’s a magical (read: rigorously researched and scientifically tested) solution to any hair woes, perfectly customized to you, which takes effect instantly. There are 20 possible hair booster combinations to strengthen hair and prolong color results between appointments, as well as add shine, density, and nutrients.

Free Thermique

Get your choice of a full-size Thermique FREE with your purchase of three full-size Kérastase products. Your hair will be protected and prepped for amazing style with one of these fabulous leave-in treatment and blowdry primer products — whether you’re fighting frizz, need a moisture boost, or those ends feel a little dry, there’s a Thermique for you.

  • Kérastase Special Offers

    • $25 Fusio-Dose add-on
      regularly $31
    • FREE Thermique with purchase of any 3 full-size Kerastase products
    • Through 3/31/23. In-store only.

Before + after Fusio-Dose treatment by Salon Assistant Julia C.

Why we’re loving Fusio-Dose

I like how shiny and conditioned the hair gets. The more Fusio-Dose treatments you get, the better the results.

—Master Stylist Alisson M.

It's an instant boost!

—Master Stylist Katie R.

It treats more than one hair concern at once, and fast.

—Senior Stylist Chelsi M.

It penetrates into the hair instead of sitting on the surface like other deep conditioners or masks. I love it!

—Senior Stylist Stacey D.

It's quick, it's customized, it's life-changing!

—Master Stylist Melissa C.

Terms + Restrictions

$25 Fusio-Dose add-on and Thermique gift with purchase valid through 3/31/23. Free Thermique valid with purchase of three full-size Kerastase products only. Not to be combined with any other offers or promotions. While supplies last.