The Journal
Journal
Ingredient deep-dives, routines, and skin notes from the DEWYCEL lab.
Sunscreen Stick vs Cream: Which Sun Care Texture Fits Your Day?
Sunscreen stick vs cream: how each texture wears, when to reach for which, plus what people get wrong about niacinamide in sun care. A balanced guide.
PDRN Skincare Myths: What This Buzzy Ingredient Can (and Can't) Do
PDRN skincare myths, sorted from fact. A balanced, evidence-minded look at what PDRN actually does in your routine—and how to use it well for calmer, plumper skin.
How Elastomer Gel and Niacinamide Create a Brighter Skin Tone (밝은 피부톤), Explained
The science behind a brighter skin tone (밝은 피부톤): how elastomer gel optics and niacinamide work together, and why this K-beauty pairing is so loved in Korea.