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...
all stories
products
people
business
hair science
/ people

How To Get Healthy Hair, Featuring PRO Stylists Cassondra Kaeding + Alifia

 Discover how celebrity colorist Cassondra Kaeding and K18 educator + PRO stylist Alifia tackle multiple damage types with K18
/ people

How To Repair Damaged Curls, Featuring Allie

 See how Allie, our Social Media Coordinator, revives her damaged curl pattern with K18
/ hair science

How Synthetic Biology Powers Our Biology-First Haircare

 Discover the biotech-powered difference of our biology first haircare, inspired by nature, designed for you.
/ products

Can I Use K18 On Keratin-Treated Hair?

 Here’s how K18 strengthens hair before damaging keratin treatments + helps them last longer.  
/ products

How K18 Molecular Repair Delivers Healthier Hair—Fast

 The patented K18PEPTIDE™ goes to work at the molecular level to create lasting, durable repair.
/ people

How To Heat Style With Less Damage, Featuring Zoe

 See how our Marketing Manager Zoe heat styles without worry.
Load More