Mechanism

Redness

Visible erythema from vasodilation and inflammation in affected skin.

Mechanistic

What it is

Redness reflects increased blood flow and inflammatory vessel dilation in the dermis.

It is a visible signal of inflammatory activity, not a separate condition on its own.

It is one of the more recognizable visible cues users use to judge severity and progress.

Innate immune response producing redness, swelling, and discomfort in affected skin.

Ingredient axes

Barrier / inflammation support axis

A vitamin B3 derivative associated with barrier support and anti-inflammatory effects.