How much leave-in mask should you use?
A handy dosage guide for every hair type, density, and length. Read More
/ hair science

How Cosmetic Ingredients Are Made

Discover how the ingredients in your beauty products are made, and how synthetic biology is pioneering more sustainable production. Read More
/ build your business

How To Get Your Clients Started with K18

Introducing your clients to K18 at the salon—and at home. Read More
/ Future Now

Black Voters Matter: How This Org Powers Voter Representation

Explore how our Future Now Initiative partner, Black Voters Matter empowers Black communities through voter engagement Read More
/ products + routines

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 Read More
/ products + routines

How To Repair Damaged Curls, Featuring Allie

See how Allie, our Social Media Coordinator, revives her damaged curl pattern with K18 Read More
/ synthetic biology

How Synthetic Biology Powers Our Biology-First Haircare

Discover the biotech-powered difference of our biology first haircare, inspired by nature, designed for you. Read More
contributors
Biochemist
Karl Schmieder

Karl is a biochemist + the CEO of MessagingLab, a company that works with other Scientists to help them tell their...

Scientist
Heleen Kibbelaar

Heleen holds a bachelor's and master's degree in (physical) chemistry from the University of Amsterdam and Utrecht University in the Netherlands....

Colorist
Aura Friedman

You name ‘em, Aura has colored their hair. From celebrities like Lady Gaga, magazines like Teen Vogue, and the...

Salon Owner
Christine Thompson

As a professional colorist at Spoke & Weal in Los Angeles, Christine specializes in corrective color, color change, and working...

Colorist
Linh Phan

Linh Phan, or as his loyal following calls him, BESCENE is an international educator, salon owner + CEO. Sharing his trend-spotting...

Scientist
Esther Olu

Esther Olu is an R&D formulation scientist, esthetician, educator, science communicator who is a passionate advocate for dispelling misinformation within the...