build your K18 routine
full-size leave-in molecular repair hair mask
Rated 4.7 out of 5
4-minute leave-in treatment to reverse hair damage
K18 molecular repair hair oil
Rated 4.7 out of 5
Weightless oil that strengthens, repairs damage + reduces frizz
DAMAGE SHIELD protective conditioner
Rated 4.6 out of 5
Nourishing conditioner shields hair from daily damage
DAMAGE SHIELD pH protective shampoo
Rated 4.6 out of 5
Color-safe protective shampoo maintains hair health + strength
damage repair essentials
Rated 4.8 out of 5
Travel-friendly mini trio solves damage + frizz from the inside out
PEPTIDE PREP™ detox shampoo
Rated 4.8 out of 5
Color-safe, non-stripping clarifying shampoo with the K18PEPTIDE™
want better, lasting salon results?
Find a K18REPAIR™-certified stylist near you to reach your hair goals—without compromise.
the K18 difference
Feel what’s possible with fewer steps, less waste + less time.
healthier hair with every use
Reverse damage in 4 minutes with our breakthrough K18 molecular repair technology.
how molecular repair compares
the science behind K18REPAIR™
Why You Should Ask Your Stylist for K18REPAIR™
Leave the salon with stronger, healthier hair through every transformation. Read MoreHow Fortification + Repair Are Different (And Why You Need Both!)
What these terms mean and how K18REPAIR™ delivers both for healthier hair through every transformation. Read MoreHow to Maintain Better, Longer-Lasting Salon Results at Home
Plus, set hair up for future expression on the healthiest canvas. Read Morereal people. real results.
Discover the K18 routines our coworkers use for universal hair health.
EXPLORE REAL RESULTS
future now initiative
Our way of investing back into communities with the same commitment to innovation and radical care.
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your plastic net-zero purchase = less waste
Every K18 purchase helps us stop ocean plastic in collaboration with Plastic Bank.
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we're on Instagram too
Get hair inspo + tag us with your #k18results.