The K18 Molecular Repair Hair Oil is a lightweight, silicone-free oil that delivers real smoothing and frizz control while helping strengthen the hair from the inside out. It’s one of the few oils that feels treatment-first, styling-second — meaning it improves the hair’s condition over time, not just the way it looks. Was this helpful?
Lehigh Valley Live: A viral bonding hair oil from K18 that, according to reviews, makes a difference with split ends, is 25% off with Prime Day discounts
A viral bonding hair oil from K18 that, according to reviews, makes a difference with split ends, is 25% off with Prime Day discounts
Refinery29: K18 Just Launched A Hair Oil – & R29 Editors Tried It First
K18 Just Launched A Hair Oil – & R29 Editors Tried It First
NJ.com: A viral bonding hair oil from K18 that, according to reviews, makes a difference with split ends, is 25% off with Prime Day discounts
We're a biotech-powered brand breaking the rules of haircare. Beloved by the PRO community and at-home users in 100+ countries, K18 has over 20+ billion TikTok views and 25+ prestigious awards. Our growing lineup of intentional, biology-first haircare is all about unlocking next-level expression for all.
Reverse hair damage in 4 minutes with Leave-in Molecular Repair Mask. K18PEPTIDE™ is clinically proven to repair bleach, color, chemical, and heat damage.
Shop all hair repair products from K18 Hair. Clinically proven to reverse hair damage in just 4 minutes. Get soft, smooth, strong, bouncy hair that feels like new - no matter what you put it through.
K18 is a biology-first haircare brand, powered by biotech. Using the power of nature and human biology, K18 unlocks new solutions to the biggest challenges in haircare — all while delivering a healthy canvas for hair expression. K18 creates purposeful products that are simple, effective, and biocompatible.