Key ingredients
4.3/5
K18 leave-in called out for bleach. Same peptide mask, bleach-damage copy.
Home/ Brands/ K18/ Leave-In Molecular Repair Hair Mask, 1.7 fl oz
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Leave-In Molecular Repair Hair Mask, 1.7 fl oz
$75.00
4-Minute Molecular Hair Repair Treatment: A leave-in peptide hair mask designed to repair and reverse damage at the molecular level for stronger, smoother, more resilient hair in just 4 minutes.
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The Edyt Score
4.4 / 5.0
Targets
4.4/5
For bleached hair.
Formula standards
4.4/5
Leave-in. Do not pile it on after a protein dump the same day if hair feels stiff.
The verdict
One K18 tube. This is not a new formula.
Compare against similar products
Side-by-side vs 1 near substitute (K18) — best for, job, weight, hair fit, Edyt score, and notes. Swipe sideways to compare.
| Pick | ||
|---|---|---|
| Best for | K18 bleach leave-in | Mask |
| Job | K18 bleach leave-in | Mask |
| Weight | Lightweight | — |
| Hair fit | — | — |
| Edyt score Methodology: The Edyt Score reflects ingredient profiles, concentration, and formulation standards. It is separate from crowd-sourced user reviews. | 4.4 | 4.4 |
| Notes | Mask · K18 bleach mask | — |
| $ / size | $75.00 | $16.99 |
| Shop | Buy on AmazonThis page | Buy on AmazonProduct page |
FAQ
Who is Leave-In Molecular Repair Hair Mask, 1.7 fl oz best for?
4-Minute Molecular Hair Repair Treatment: A leave-in peptide hair mask designed to repair and reverse damage at the molecular level for stronger, smoother, more resilient hair in just 4 minutes.
How did Edyt Beauty score this mask?
Edyt rates Leave-In Molecular Repair Hair Mask, 1.7 fl oz 4.4 out of 5 based on formula fit for at-home nail looks — who it is built for and how it performs in paint or press kits — not star averages or paid placement.
How does it compare to similar products?
The compare table above stacks Leave-In Molecular Repair Hair Mask, 1.7 fl oz against near substitutes for the same shopping job, including picks from K18. For more from the same brand, see More from K18 below.
Where can I buy it?
Shop Leave-In Molecular Repair Hair Mask, 1.7 fl oz with the Buy button when it is available. We may earn a commission from qualifying purchases. Prices and availability can change.