Mar 19, 2026 /featured, products
what does oxidation do to your blonde? How it happens, why it matters + what could be fading your color faster (plus, what you can do about...
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/ featured, products

Meet TripleBright Oxidation Defense Purple Shampoo

 A breakthrough for brighter, longer-lasting blonde.
/ people

Why You Can’t Fake Healthy Hair (But You Can Biohack It)

 How K18 global ambassador, stylist + hair longevity expert Tom Smith is rewriting the future of styling and the definition of hair health itself. 
/ featured, products

what does oxidation do to your blonde?

 How it happens, why it matters + what could be fading your color faster (plus, what you can do about it!)   
/ 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 Measurement Scientist.
/ 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 scalp cooling from an idea on a napkin to a national movement.
/ business

How to Build an At-Home Routine for Clients

 Expert tips for sending everyone home with biotech-powered repair for healthy hair.
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