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Titanium Dioxide

The mineral sunscreen.

What it does

A mineral that blocks UV rays in sunscreen. It also makes products white.

Good to know

Independent EU scientists (SCCS) set safe limits in 2020 for hair sprays and loose powders, where it can be breathed in.

Often found in: Sunscreens, Toothpastes, Soaps

Around the world

• United States: Allowed in sunscreens up to 25%. As a color, allowed in all cosmetics, including near the eyes. Source
• EU and UK: Max 25% as a UV filter. EU only: limits in loose powder and hair spray; not allowed in other sprays you could breathe in. Source
• Canada: Not on the Hotlist. In sunscreen, it's regulated as a drug or natural health product, not a cosmetic. Source
• Australia: No limit in Australia's Poisons Standard. Source

Sources

• SCCS opinion: Titanium dioxide in cosmetic products that may be breathed in (2020) (Independent)
• Titanium dioxide and zinc oxide nanoparticles in sunscreens: focus on their safety and effectiveness (Nanotechnol Sci Appl, 2011) (Independent)