May 14, 2026
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featured, products
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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...
about what does it mean to “click in” to hair’s keratin structure?
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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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hair science
How Biology Inspired Deeper Heat Protection Than Ever Before
resilicore™ heat-shielding tech takes its cues from nature to protect hair fr...
about How Biology Inspired Deeper Heat Protection Than Ever Before
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hair science
What Does Sweat Do to Your Hair + Scalp?
The science behind why clean hair after working out is so important.
about What Does Sweat Do to Your Hair + Scalp?
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hair science
how does AstroLift™ volume spray work?
The exciting science behind the weightless, lasting lift all hair types are l...
about how does AstroLift™ volume spray work?
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hair science
forget everything you know about haircare
this is the next generation of repair—powered by biotech.
about forget everything you know about haircare
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hair science
the benefits of K18PEPTIDE™, explained
Allow us to reintroduce our most-loved proprietary ingredient.
about the benefits of K18PEPTIDE™, explained
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hair science
2024's most-read hair science stories
From hydration to aging, catch up on the stories you were loving this year
about 2024's most-read hair science stories
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hair science
The science of hair drying
Aka why wet hair needs special care.
about The science of hair drying
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hair science
What does biology-first mean?
Decoding the science behind our proprietary peptide–and tagline.
about What does biology-first mean?
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hair science
Your hair is a biological masterpiece–and as strong as steel.
It might seem delicate, but hair is surprisingly tough stuff.
about Your hair is a biological masterpiece–and as strong as steel.
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