Ingredient

Petroleum jelly

On labels: Petrolatum

The most effective occlusive for sealing moisture into very dry or compromised skin.

What it does

Seals in moisture

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

1-100% in a formula

Best time

Evening