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Sunscreen Agents

Titanium Dioxide

二氧化钛

Also known as: TiO2, CI 77891

What it does

  • Physical UV filter
  • Mainly UVB protection
  • Colorant

Evidence

Strong evidence

FDA Category I sunscreen agent. Best for UVB; combine with ZnO for broad spectrum.

Skin types

Well suited for: All Sensitive

Very gentle mineral filter. May leave white cast on darker skin.

Helps with

Sun Protection
Irritation potential
Very Low
Comedogenic rating
0 / 5
Pregnancy
Generally considered safe during pregnancy

Safe. Preferred during pregnancy as a physical filter.

Good to know

Often used with zinc oxide for full spectrum coverage. Nano forms reduce white cast.

Related ingredients

Avobenzone Ethylhexyl Methoxycinnamate Homosalate Zinc Oxide

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Educational information only — not medical advice. Always patch test and consult a dermatologist for skin concerns.