Ingredient

Glycerin

Draws water into the top layer of skin so it feels softer and less tight.

What it does

Hydrates

Evidence

Evidence: Strong · Well studied for skincare use.

Often chosen for

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

Skin types

Dry, Oily, Combination, Normal, Sensitive

Typical amount

1-10% in a formula

Best time

Morning or evening