K18 Molecular Repair Hair Oil
Strengthening, smoothing hair oil works on two levels of the hair fiber to fight frizz.
This innovative hair oil works for all hair types and utilizes biotechnology to nourish and fix damaged hair. With avocado and sunflower oil, as well as hemisqualane and squalane, it improves color vibrancy, decreases frizz on the surface and within hair fibers, and provides a glossy shine.
The K18PEPTIDE™ 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.
- Clinically proven to repair damaged hair
- 24-HR frizz control
- 104% increase in shine
- 78% reduction in split ends
- 450°F (232°C) heat protection
4-minute leave-in treatment to reverse hair damage
- 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.
- pH-optimized (5.0-6.0): Helps minimize cuticle swelling + put hair proteins in their most resilient state
- Cream format: Enables easy, lightweight application across all hair types, with detangling and softening benefits
Vegan, color-safe, cruelty-free
- Shampoo with K18 Damage Shield PH Protective Shampoo or K18 Peptide Prep™ Detox Shampoo, do not condition. Towel-dry thoroughly
- Apply 3-9 pumps of K18 Leave-In Molecular Repair Mask based on your length and density, starting at the ends and working up towards the roots
- Let sit for 4 minutes. Do not rinse out.
- Comb, add product + style as usual. Use for consecutively for 4-6 washes post-salon service, then as needed
Complete Your Routine
Frequently Asked Questions
It’s a lightweight, biotech-powered bonding oil that delivers immediate frizz control and high-shine gloss, while working deep inside the hair to reinforce the molecular repair started by the K18 mask.
Yes, they are designed to work perfectly together! Apply your K18 mask first and wait 4 minutes. Once you are done styling, apply a few drops of the oil to your dry hair to seal the cuticle, lock in moisture, and add brilliant shine.
Absolutely. It is specifically formulated to strengthen and support hair that has been permed, rebonded, bleached, or colored. It actively repairs the structural bonds that chemical treatments break down.
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