Beauty & Lifestyle

Hi Mum, it’s me, Cat and the team. Just wanted to let you know we're still alive and thriving. Cosmoprof North America was a blast so we’re off to have some r’n’r.

The Art of Skin Cycling: A Guide to Radiant Skin

Have you ever felt like your skincare routine was a never-ending marathon, leaving your face feeling more fatigued than fresh? Enter skin cycling, the new approach that’s taking the beauty world b...

Skin Olympics: Retinol vs. Retinal - Which is the Champion?

In the world of skincare, the retinoid family holds a special place, with retinol and retinal often competing for the top spot. These two derivatives of vitamin A, both already champions in their ...

Winter (skin) blues

The winter blues can affect not just our mood but also our skin. Yes, it's a scientifically-proven phenomenon, and if you've noticed your skin acting differently during the colder months, you're no...

Ingredient Highlight: Niacinamide

Niacinamide offers numerous benefits for the skin by promoting protein synthesis and moisture retention, which help prevent environmental damage. Here are the specific benefits: Immunity: Niacina...

How It All Began

Cat Ardi Brennan, CEO and Chief ‘Know-It-All’ here at The Know started the company in 2020 after being an unhappy and an overwhelmed consumer. So technically not a complete know-it-all, at all! Ca...