Blog

VT Reedle Shot 100, 300 or 700: What the Number...

VT never says what the number on a Reedle Shot stands for, but it does say how often each one goes on and why two never go on the same...

VT Reedle Shot 100, 300 or 700: What the Number...

VT never says what the number on a Reedle Shot stands for, but it does say how often each one goes on and why two never go on the same...

Collagen in Skincare: What It Really Does

Collagen from a cream does not become your skin's collagen, yet collagen skincare still makes sense — paired with PDRN and peptides. And the daltons in a product description are...

Collagen in Skincare: What It Really Does

Collagen from a cream does not become your skin's collagen, yet collagen skincare still makes sense — paired with PDRN and peptides. And the daltons in a product description are...

Ceramides in Skincare: How Barrier Repair Works

Skin feels tight after cleansing and reacts to products it used to tolerate? Ceramides are the other half of an acid routine, and NP, AP and EOP on a label...

Ceramides in Skincare: How Barrier Repair Works

Skin feels tight after cleansing and reacts to products it used to tolerate? Ceramides are the other half of an acid routine, and NP, AP and EOP on a label...

Vitamin C in Skincare: How to Choose a Serum an...

Pure ascorbic acid or a derivative? How Korean brands tame skincare's most famous brightening ingredient — and how to use it without irritation.

Vitamin C in Skincare: How to Choose a Serum an...

Pure ascorbic acid or a derivative? How Korean brands tame skincare's most famous brightening ingredient — and how to use it without irritation.

Peptides in Skincare: What They Are and How to ...

Turn the box over: a peptide appears as the word "peptide" in the INCI list. The CosIng register is modest about them, and in a routine they fit anywhere from...

Peptides in Skincare: What They Are and How to ...

Turn the box over: a peptide appears as the word "peptide" in the INCI list. The CosIng register is modest about them, and in a routine they fit anywhere from...

Azelaic Acid: What It Is and How It Works in Sk...

The numbers 4, 10 and 16 are the share of azelaic acid, and a white cast after applying is not a mistake. Its job is redness and post-blemish marks; a...

Azelaic Acid: What It Is and How It Works in Sk...

The numbers 4, 10 and 16 are the share of azelaic acid, and a white cast after applying is not a mistake. Its job is redness and post-blemish marks; a...