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Mini Leave-In Molecular Repair Hair Mask 15 mL
Regular price $29
Regular price $0 Sale price $29
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Leave-in molecular repair hair mask 15mL
Mini Leave-In Molecular Repair Hair Mask 15 mL
Red curly hair before and after results using k18.
Grey curly hair before and after results using k18.
Red curly hair before and after results using k18.
Bleach blonde hair before and after results using k18.
get stronger, more resilient hair. left - 8x bleach without K18, right 8x bleach with K18
the K18 routine
Mini Leave-In Molecular Repair Hair Mask 15 mL
Mini Leave-In Molecular Repair Hair Mask 15 mL
less is more
works for all hair types
where does K18 fit into your routine?
Mini versus full size product comparison
Mini Leave-In Molecular Repair Hair Mask 15 mL
Mini Leave-In Molecular Repair Hair Mask 15 mL
K18 routine guide
4.7
Rated 4.7 out of 5 stars
9,439 Reviews
tsa-approved

mini leave-in molecular repair hair mask

Size:
15mL
Regular price $29
Regular price $0 Sale price $29
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Color:
15mL

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Leave-in molecular repair hair mask 15mL

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description

A leave-in treatment mask that works on the molecular level to reverse hair damage in just 4 minutes*. The K18PEPTIDE™ is clinically proven to repair damage from bleach + color, chemical services and heat* – with immediate and lasting results to restore strength, softness, smoothness and bounce to hair.


20+ billion TikTok views 🔥 


*Disclaimers

    • ingredients
    • dos and don'ts
    • key benefits
    • more to know
    • how to use
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Leave-in molecular repair hair mask 15mL
Mini Leave-In Molecular Repair Hair Mask 15 mL
Red curly hair before and after results using k18.
Grey curly hair before and after results using k18.
Red curly hair before and after results using k18.
Bleach blonde hair before and after results using k18.
get stronger, more resilient hair. left - 8x bleach without K18, right 8x bleach with K18
the K18 routine
Mini Leave-In Molecular Repair Hair Mask 15 mL
Mini Leave-In Molecular Repair Hair Mask 15 mL
less is more
works for all hair types
where does K18 fit into your routine?
Mini versus full size product comparison
Mini Leave-In Molecular Repair Hair Mask 15 mL
Mini Leave-In Molecular Repair Hair Mask 15 mL
K18 routine guide
got questions?
how does the k18 mask work?
what is the k18peptide™?
why skip conditioner?
i noticed there’s alcohol in the formula, isn’t that bad for you?
when should i expect to see results?
how to use molecular repair mask
feel what's possible with K18
4.7
Rated 4.7 out of 5 stars
Based on 9,439 reviews
93%would recommend these products
Reviews Summary
Customers say this leave-in hair mask transforms their hair texture and manageability after just one use. Many reviews mention noticeable improvements in softness and reduced frizz. Users with curly, fine, and color-treated hair report positive results. The mask works well for various hair types, with many noting improved texture and easier styling. While some mention the product's high price point, most find a little goes a long way. A few users recommend using conditioner alongside the mask for best results. Reviews consistently highlight the mask's effectiveness for addressing dry, brittle hair concerns.
Customers Talked About
9,439 reviews
  • Kim Z.
    Verified Buyer
    Reviewing
    Full-Size Leave-In Molecular Repair Hair Mask 50mL
    I recommend this product
    Age 55 - 64
    Hair Concern Heat damage, Fragile/brittle hair, Dryness, Color-care
    Hair Type Fine/Thin
    My Results Stronger Hair, Visible Difference, Smoother Hair, Soft Touchable Hair, Bouncy Hair
    Rated 5 out of 5 stars
    3 minutes ago
    Way beyond my expectations!

    Absolutely love this product!!

  • Colleen B.
    Verified Buyer
    Reviewing
    Jumbo Leave-In Molecular Repair Hair Mask 100mL
    I recommend this product
    Age 65+
    Hair Concern Fragile/brittle hair, Dryness
    Hair Type Fine/Thin, Curly/Coily
    My Results Less Breakage, Stronger Hair, Soft Touchable Hair
    Rated 5 out of 5 stars
    9 hours ago
    Repeat buyer

    This works great on my fine mature hair that needs extra moisture and detangling help after washing.

    K Profile picture for K18Hair
    K18Hair
    8 hours ago

    Thank you so much for the 5-star love, Colleen! 💕 We're thrilled the Jumbo Leave-In Molecular Repair Hair Mask is working beautifully for your hair! ✨

  • Emmylou D.
    Verified Buyer
    Reviewing
    Leave-In Molecular Repair Hair Mask Deluxe Sample
    I recommend this product
    Rated 5 out of 5 stars
    10 hours ago
    Effective hair repair

    Easy to use, so good on hair. Made it softer after use

    K Profile picture for K18Hair
    K18Hair
    9 hours ago

    Thank you so much for the 5-star love! 💕 We're thrilled to hear the Leave-In Molecular Repair Hair Mask is making your hair so soft and healthy! ✨

  • Angela C.
    Verified Buyer
    Reviewing
    Jumbo Leave-In Molecular Repair Hair Mask 100mL
    I recommend this product
    Age 55 - 64
    Hair Concern Dryness, Chemical damage, Frizz
    Hair Type Medium Density, Grey Hair, Fine/Thin
    My Results Bouncy Hair, Visible Difference, Stronger Hair, Less Breakage, Shinier Hair
    Rated 5 out of 5 stars
    13 hours ago
    Perfect

    I definitely can see the difference in my hair. It has gotten stronger

    K Profile picture for K18Hair
    K18Hair
    12 hours ago

    Thank you so much for the amazing review, Angela! 💕 We're thrilled to hear that Jumbo Leave-In Molecular Repair Hair Mask is making such a difference in your hair strength! ✨

  • Hager M.
    Verified Buyer
    Reviewing
    Full-Size Leave-In Molecular Repair Hair Mask 50mL
    I recommend this product
    Age 25 - 34
    Hair Concern Chemical damage
    Hair Type Fine/Thin
    My Results Visible Difference
    Rated 5 out of 5 stars
    18 hours ago
    Leave in

    Amazing

    K Profile picture for K18Hair
    K18Hair
    17 hours ago

    Thank you so much for the 5-star love! 💕 We're thrilled to hear you're loving the Full-Size Leave-In Molecular Repair Hair Mask! ✨

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