Ingredient
Zinc Oxide
Zinc White
ZnO
What it is
Zinc Oxide is a naturally occurring mineral compound used as a physical (inorganic) broad-spectrum UV filter in sunscreens and as a mild skin-protecting/opacifying agent.
How it works
As a mineral filter it sits on the skin surface and reflects and scatters UVA and UVB radiation rather than absorbing it chemically, giving broad-spectrum protection.
What it does
Skin conditioning
Opacifying
UV filter
Concerns to know
-
Well tolerated
No significant safety concern is reported for this ingredient as used in cosmetics.