Professional Journal

Feb 17, 2026 /featured, people

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Set A GUINNESS WORLD RECORDS® Title With K18 Make hair history and help set the hair flip world record on February 19, 2026.

what does it mean to “click in” to hair’s keratin structure?

Mar 12, 2026 / 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.

helping cancer patients keep their hair + sense of self

Mar 12, 2026 / 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.

How to Build an At-Home Routine for Clients

Mar 06, 2026 / business

How to Build an At-Home Routine for Clients

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

Set A GUINNESS WORLD RECORDS® Title With K18

Feb 17, 2026 / featured, people

Set A GUINNESS WORLD RECORDS® Title With K18

Make hair history and help set the hair flip world record on February 19, 2026.

How to Get the Perfect Hair Flip

Feb 17, 2026 / people

How to Get the Perfect Hair Flip

Expert tips, tricks, and tools for totally nailing the shot from Sarah Silver, the talented photographer behind K18 photo shoots.

How to Use the K18 Mask Correctly Step-by-Step

Feb 10, 2026 / products

How to Use the K18 Mask Correctly Step-by-Step

It’s easier (and faster) than you think