Does the Keratin hair treatment contain methylchloroisothiazolinone or any form of isothiazolinone?

That good-hair-day feeling you get after a Brazilian blow dry is hard to beat (your hair also looks so sleek you could literally be the face of a shampoo ad) but thankfully it’s not hard to hold onto. Locking in the nourishing effects of the treatment is as simple as a little bit of aftercare.

If you’re a serial straightener or a constant fighter of frizz, booking in for a Brazilian Blow Dry is the game changing treatment you need in your life right now. How do we know? Because we tested it of course! Designed to smooth out unruly hair and cut your regular styling time in half, this proven-to-work treatment […]