Learn more about the reparative mask that earned a spot on our list of the Greatest Hair Products of All Time.

At the beginning of your K18 journey, it’s suggested that you use consecutively for four to six washes. Then, after you ... water from my hair before applying a hair mask (it helps product ...

After a few uses of the K18 mask, hair is stronger, healthier, bouncier, and more resilient — results that have helped the brand get in the hands (and hair) of celebs like Rihanna, Hailey Bieber ...

Whether it's the beloved K18 molecular repair hair mask or the salon-exclusive K18REPAIR™ service, K18's biomimetic products address hair health at its core, delivering real results in just 4 ...

The series also showcases K18's innovative, biology-first solutions that have revolutionized the haircare industry. Whether it's the beloved K18 molecular repair hair mask or the salon-exclusive ...