FREE try-it-sized molecular repair hair mask
Snag this biotech bestseller with any $75+ order through 2/13*.
Use code: TRYMASK
*Offer ends 11:59PM PST on February 13th, 2023 or while supplies last. Apply promo code to $75+ cart to claim free gift. Not valid with other offers, or on orders already placed.
Use code: TRYMASK
*Offer ends 11:59PM PST on February 13th, 2023 or while supplies last. Apply promo code to $75+ cart to claim free gift. Not valid with other offers, or on orders already placed.
power your lineup with molecular repair
full-size leave-in molecular repair hair mask
Rated 4.6 out of 5
4-minute leave-in treatment to reverse hair damage
View Full-Size Leave-In Molecular Repair Hair Mask 50mL product
reset + repair hair kit
Rated 4.6 out of 5
Limited-edition detox shampoo + repair duo
View reset + repair hair kit product
PEPTIDE PREP™ detox shampoo
Rated 4.6 out of 5
Color-safe, non-stripping clarifying shampoo with the K18PEPTIDE™
View PEPTIDE PREP™ detox shampoo 8.5oz product
PEPTIDE PREP™ pH maintenance shampoo
Rated 4.3 out of 5
Color-safe, pH-optimized cleansing shampoo formulated with K18PEPTIDE™
View PEPTIDE PREP™ pH maintenance shampoo 8.5oz product
the experts know
Groundbreaking PRO stylists, scientists + beauty experts have unlocked new levels of expression with K18 molecular repair.
where molecular repair works
so what's the molecular repair difference?
No bragging, just facts. Learn how we're truly repairing hair
see molecular repair in action
The K18 leave-in molecular repair hair mask delivers lasting + progressive results, for healthier hair with each use.
the perks of molecular repair
want to learn EVEN more? head to science class
SCIENCE CLASS 02: the dynamic world of hair
We’ll open this class with a question. What do you really know about hair? Did you know it’s not a static, physical thing? It’s a dynamic, constan... Read More
HAIR MYTH BUSTING 02: most products are NOT optimized for hair
Ok listen, we’ve all been there. Your hair doesn’t look or feel the way you want it to, so you add some (a ton of) product. Maybe it’s a styler to... Read More
Buzzword Breakdown 02: biomimetics
You know how we roll, we like to challenge, myth bust, and break down every type of buzzword in the hair world—because we found through our researc... Read More
MYTH BUSTING 03: the TRUTH behind hair damage
The D word. That damn damage! It’s the worst. We know, we built a whole company around renewing hair that’s been destroyed by it. It’s not exactly ... Read More
Myth Busting 06: The Truth About “Virgin” Hair
We were born in the salon, so we know all about a little thing called chemical damage—and we know our peeps do too. But what about the chemical dam... Read Morethe community
You're unlocking next-level expression with K18. We love to see it @k18hair.
try K18 in salon
Get next-level repair with a K18 Professional Treatment from a certified stylist.
