ComparisonsK18 Leave-In Molecular Repair Hair Mask
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Product Overview
Patented peptide technology that repairs broken keratin chains in 4 minutes — the clinical-grade answer to bleach and heat damage.
Professional Verdict
"For chemically damaged hair, this outperformed every mask in our lab. The peptide science is real."
Advantages
- + Clinically proven repair
- + Works in 4 minutes
- + No rinse required
Limitations
- − Premium price per ounce
treatments
K18 Leave-In Molecular Repair Hair Mask
4.4 / 5.0
$29–$75
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Technical Specifications
| Hair Type | all |
| Partner | Amazon |
Cost-Per-Wear Calculator
Your Cost Per Wear
$38.17
78 total wears estimated