How do I avoid summer hair damage?
Get the breakdown on different types of summer hair damage, and the best ways to tackle them. Read MoreFUNdamentals 38: Wait, what shampoo should I use?
Your guide to the perfect cleanse on wash day. Read MoreFUNdamentals 37: How does heat protection work?
You know what's FUN-damental? When your product works. We'll be breaking down key info + recommendations to help you get the most out of K18. Read MoreFUNdamentals 36: What’s multi-level frizz control?
You know what's FUN-damental? When your product works. We'll be breaking down key info + recommendations to help you get the most out of K18. Read MoreFUNdamentals 35: What’s immediate vs. long-term haircare?
You know what's FUN-damental? When your product works. We'll be breaking down key info + recommendations to help you get the most out of K18. Read MoreFUNdamentals 34: Haircare tips for Hijabis
You know what's FUN-damental? When your product works. We'll be breaking down key info + recommendations to help you get the most out of K18. Read Morecontributors
Christine Thompson
As a professional colorist at Spoke & Weal in Los Angeles, Christine specializes in corrective color, color change, and working...
Karl Schmieder
Karl is a biochemist + the CEO of MessagingLab, a company that works with other Scientists to help them tell their...
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....
Aura Friedman
You name ‘em, Aura has colored their hair. From celebrities like Lady Gaga, magazines like Teen Vogue, and the...
Esther Olu
Esther Olu is an R&D formulation scientist, esthetician, educator, science communicator who is a passionate advocate for dispelling misinformation within the...