Titanium dioxide (TiO2) — one of the 21 FDA-approved sunscreen chemicals with an approved usage level of 2 to 25 percent. When applied, titanium dioxide remains on the skin’s surface, scattering UV light. It is often used in conjunction with other sunscreen chemicals to boost the product’s SPF va...
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Bev's Skincare Glossary
Want to know more about the details in the chemistry of skin care?
Here you can look up any topic - sorted alphabetically - and read more about what each ingredient includes and does for your skin.