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.

Jun 03, 2022 / hair science

Myth Busting 06: The truth about “virgin” hair

We were born in the salon, so we know all about a little thing called chemical damage—and we know our peeps do too. But what about the chemical dam...

Jun 03, 2022 / hair science

FUNdamentals 14: Protein overload

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.

May 20, 2022 / products

FUNdamentals 13: What does “style as usual” mean?

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.

May 16, 2022 / hair science

We C You 04: Curl types

How to identify curls, what healthy curls look like + what they need with curly-coily PRO expert, Alifia

May 06, 2022 / products

FUNdamentals 12: So like, what is K18?

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.

Apr 29, 2022 / hair science

Science Class 11: Hard water

Remember the clean hair convo a few classes back? We talked about a culprit that can throw your hair (and its health) off balance: hard water. Well...

K18 Hair Blog

Myth Busting 06: The truth about “virgin” hair

FUNdamentals 14: Protein overload

FUNdamentals 13: What does “style as usual” mean?

We C You 04: Curl types

FUNdamentals 12: So like, what is K18?

Science Class 11: Hard water