/ hair science

The “Why” Behind K18

Your starter guide to K18’s biology-first haircare, inspired by nature, designed for you.
/ hair science

How Synthetic Biology Works Better for Hair Repair + the Environment

Dive into how synthetic biology makes K18 more effective for damage repair, and better for the planet.
/ hair science

Is Hair Dead?

Biologically, yes. Chemically, no.
/ hair science

what is synthetic biology?

Learn more about the practice powering our evolution
/ hair science

Where Does Hair Strength Come From?

Strength and elasticity comes from keratin protein building blocks. Your hair is made up of the cuticle and cortex. The cortex is responsible for s...