Ingredient

Cholesterol

Barrier lipid that works with ceramides and fatty acids to support a comfortable, less tight-feeling barrier.

What it does

Supports the barrier · Softens

Evidence

Evidence: Strong · Well studied for skincare use.

Often chosen for

Dry, tight-feeling skin, Over-exfoliated, stressed skin

Skin types

Dry, Normal, Sensitive

Typical amount

0.1-1% in a formula

Best time

Morning or evening