K18 Hair Care Blog

Jul 31, 2025 /featured, products

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Meet HeatBounce: Deeper Heat Protection Than Ever Before* Powered by new patented heat-shielding tech.

Myth Busting 08: Swimmer’s hair

Nov 11, 2022 / hair science

Myth Busting 08: Swimmer’s hair

You may have heard of swimmer’s hair—the dry, brittle, and even green aftermath from a pool or beach day. There’s a common myth that this is a resu...

FUNdamentals 23: Your Shampoo Questions, Answered.

Nov 11, 2022 / products

FUNdamentals 23: Your Shampoo Questions, Answered.

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. A f...

We C You 09 – Pro tips for washing curly + coily hair

Oct 27, 2022 / people

We C You 09: Pro tips for washing curly + coily hair

Tackling hair wash routines with curly–coily PRO expert, Alifia

FUNdamentals 21: Our shampoos are color-safe, here’s how...

Oct 07, 2022 / products

FUNdamentals 21: Our shampoos are color-safe, here’s how...

You know what's fun? When your product works. We'll be breaking down key info + recommendations to help you get the most out of K18. That fresh-o...

We C You 08: Metals + minerals on curly–coily hair

Sep 27, 2022 / hair science

We C You 08: Metals + minerals on curly–coily hair

Addressing metal + mineral buildup with curly–coily PRO expert, Alifia

Myth Busting 07: “Bad ingredients”

Sep 23, 2022 / hair science

Myth Busting 07: “Bad ingredients”

Today we’re talking ingredients. The good, the bad, and the unexpected-actually-ok-for-you ones. The great thing about the world today is that cons...