Field Notes

Porcelain skin is not a filter effect, but an optical phenomenon of micro-architecture: what Mie scattering, corneocyte layering, and hydration have to do with that...

Smooth appearance, even complexion, subtle glow: What lies behind the term porcelain skin – and which skin physiological parameters actually play a role in this.

Coconut oil is considered a natural skincare product – but for dehydrated skin, it can do more harm than good. What science says about occlusion,...

Long-chain and medium-molecular-weight hyaluronic acid can reverse their efficacy profile after Thermage FLX or RF thread lifting: Why heat and vapor pressure destabilize the osmotic...

As temperatures drop, the skin reorganizes its barrier at a molecular level. What chronobiology and lipid research reveal about seasonal skin changes – and what...

In an airplane cabin, humidity drops to desert levels. What this does to hyaluronic acid concentration and the skin barrier – and what care strategy...

Water-rich make-up formulations can trigger osmotic stress when humidity changes abruptly, destabilizing the skin barrier. Here's what's behind it and how skincare counteracts it.

Pollen particles affect the skin far beyond the respiratory tract. Why the extended allergen season creates a sustained cycle of irritation—and how barrier care and...

Menopause profoundly changes the collagen structure and lipid barrier of the skin. What science knows about this transitional phase – and what that means for...