Get to know K18
K18PEPTIDE™ is a biotech-developed peptide that mimics hair's structure to reverse damage by reconnecting polypeptide chains and disulfide bonds broken during bleaching, color and chemical services + heat.
The K18 Range
This leave-in lightweight mist strengthens hair’s defense prior to
damaging chemical services. Powered by the K18PEPTIDE™ to reconnect
broken polypeptide chains and disulfide bonds to renew strength and
elasticity in just 4 minutes.
pH level of 7.5-8.0 shifts the cuticle layer open to deliver the K18PEPTIDE™ to damage sites on the molecular level.
This leave-in treatment mask does cleanup duty after damage caused
during bleach, color and chemical services, and heat. Powered by the
K18PEPTIDE™ to reconnect broken polypeptide chains and disulfide bonds
to renew strength and elasticity in just 4 minutes.
pH level of 5.0-6.0 helps close down the cuticle to seal in the K18PEPTIDE™ for lasting strength + elasticity.
K18 Detox Shampoo
A color-safe, non-stripping clarifying shampoo with the K18PEPTIDE™ to gently but effectively remove 99% product buildup*, 95% sebum* + 76% copper* for detoxified, refreshed hair.
K18 PH Maintenance Shampoo
A color-safe, pH-optimized shampoo with the patented K18PEPTIDE™ to effectively cleanse while maintaining hair health, reducing frizz and tangles, preserving color and enhancing shine.
K18 Chelating Hair Complex
100% of stylists* agree treating hair with the PEPTIDE PREP™ PRO chelating hair complex:
✔ Ensures optimal color + chemical services
✔ Provides more even, consistent color coverage
✔ Leaves hair brighter
Why it works:
Chelation Cocktail: A unique blend of 5 chelators with a range of metal
attractions is clinically proven to reduce 7 of the most common metals
and minerals from hair: Calcium, Magnesium, Copper, Zinc, Nickel,
Antioxidant Peptide: Our antioxidant peptide blocks oxidative
reactors and neutralizes metals in the hair for double the protection
against reactive damage.
K18 Hair Oil
Strengthening, smoothing hair oil works on two levels of the hair fiber to fight frizz.
works to address deeper-level damage that causes frizz—repairing and
strengthening damage at the innermost layer of hair to reverse damage
that leads to frizz.
On the surface of hair, natural oils like avocado and sunflower oil,
and hemisqualane and squalane nourish while smoothing frizz + flyaways
to improve color vibrancy, enhance shine, and provide 450°F (232°C) heat