titanium dioxide
Mineral pigment and UV filter. Safe on skin (non-penetrating). Ingestion of food-grade (E171) was banned in EU due to potential genotoxicity risks of nanoparticles.
- MicroplasticsNot flagged
- SugarsNot flagged
- Seed OilsNot flagged
- Gut / Digestive
- Skin
- FDAApproved as food color (E171) and sunscreen up to 25%
- EFSABanned as a food additive (2022); approved in cosmetics
PubMed References
Safety assessment of titanium dioxide (E171) as a food additive(2021)
PubMed (PMID 34015091)→Last reviewed: May 2026
FAQ
Is titanium dioxide bad for you?
Mineral pigment and UV filter. Safe on skin (non-penetrating). Ingestion of food-grade (E171) was banned in EU due to potential genotoxicity risks of nanoparticles.
What does titanium dioxide do to your body?
titanium dioxide primarily affects: Gut / Digestive, Skin.
How often is it safe to consume titanium dioxide?
Daily: Safe on skin (sunscreen); avoid ingestion in food. Weekly: Safe in topical applications. Monthly: Safe.
What products contain titanium dioxide?
titanium dioxide is commonly found in cosmetic products. Use the Zeral app to scan any product and instantly see if it contains titanium dioxide.
Related Ingredients
Other Cosmetic ingredients you should know about
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Medical Disclaimer: The information on this page is compiled from peer-reviewed scientific studies and regulatory reports. It is intended for general awareness and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.