LabelWise

Titanium Dioxide

TiO2E171

Pigment, UV Filter, Opacifier

Titanium dioxide is a bright white mineral that makes things opaque and white, and it can also protect your skin from the sun's harmful rays. You can find it in paints, sunscreens, and even some foods to make them look whiter.

Moderate Concern

Source: EFSA assessment, IARC classification

While generally considered safe when applied to skin, there are concerns about potential health effects when very small particles are eaten or breathed in.

What Is Titanium Dioxide? - Science Through Time

What Is Titanium Dioxide? - Science Through Time

Science Through Time

No result found for this ingredient.

Cytotoxic effects of glass ionomer cements modified by metallic agents: A systematic review and meta-analysis.

Danelon M, Nunes GP, Alves RO

2026

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titanium dioxide free sunscreen

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Last updated: May 16, 2026