May 14, 2026
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featured, products
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Why You Can’t Fake Healthy Hair (But You Can Biohack It)
How K18 global ambassador, stylist + hair longevity expert Tom Smith is rewri...
about Why You Can’t Fake Healthy Hair (But You Can Biohack It)
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products
what does oxidation do to your blonde?
How it happens, why it matters + what could be fading your color faster (plus...
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hair science
what does it mean to “click in” to hair’s keratin structure?
Everything you need to know, straight from K18’s Senior Hair Fiber and Measur...
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people
helping cancer patients keep their hair + sense of self
Why K18 is excited to donate $100,000 to HairToStay, the non-profit that took...
about helping cancer patients keep their hair + sense of self
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people
How to Get the Perfect Hair Flip
Expert tips, tricks, and tools for totally nailing the shot from Sarah Silver...
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products
How to Use the K18 Mask Correctly Step-by-Step
It’s easier (and faster) than you think
about How to Use the K18 Mask Correctly Step-by-Step
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products
What Does Patented Mean, Exactly?
How K18 technology is unlike anything you’ve tried before—or can find anywher...
about What Does Patented Mean, Exactly?
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hair science
Wait, What's a Bond? And What Does Molecular Mean?
Breaking down the biotech behind K18 (so it actually makes sense)
about Wait, What's a Bond? And What Does Molecular Mean?
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hair science
How Does Hair Change As We Age?
The science behind what’s actually happening on your head over time. Plus, ho...
about How Does Hair Change As We Age?
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products
Is Winter Weather Damaging Your Hair?
How to prevent seasonal frizz, breakage, and dryness
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people
the secret behind santa’s white beard? K18
Father Christmas breaks down his full healthy hair routine (because there’s n...
about the secret behind santa’s white beard? K18
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products
How to Gift Like a Pro Stylist
Take the stress out of shopping with biotech-powered picks that deliver soft,...
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