Field Notes

Skin cycling applies a chronobiological principle to skincare: A structured alternation of activation and regeneration nights can stabilize the skin barrier and allow active ingredients...

Bakuchiol is a plant-based active ingredient derived from the seeds of the babchi plant, which is discussed in scientific literature as a well-tolerated alternative to...

Peptides are short chains of amino acids that act as biological messengers in the skin. What the literature describes about signal peptides, copper peptides, and...

Transepidermal Water Loss — TEWL — is the most important objective marker of skin barrier function in clinical dermatology. Not a sensation, but a measurable...

Retinoids are considered the most thoroughly documented class of active ingredients in modern dermatology. What they achieve biologically, why they are less about aggression and...

Reduction is not a shortage, but a form of precision. What the skin gets from a minimal, precisely coordinated routine – and why it behaves...

The skin follows a clock. During the day, it protects; at night, it renews itself. What the chronobiology of the skin shows – and why...

A creeping, low-grade inflammation in the background – that is the component of skin aging that is most difficult to grasp and has the longest-lasting...

Calm skin is no coincidence, but the result of a stable architecture. What the skin barrier achieves – and why modern luxury today is characterized...