FOOD NUTRITION • COSMETIC PERSONAL CAREEvidence: ESTABLISHED CONCERNEvidence Verified
Titanium Dioxide (E171)
Inorganic white pigment containing nanoparticle fraction (< 100 nm). EFSA Panel could not exclude genotoxicity concerns due to systemic bioaccumulation in organs following oral ingestion.
Common Label Aliases & Codes
e171ins 171titanium dioxideci 77891
Intended Use & Application
White coloring pigment.
Exposure Context: Used for opacity and bright white appearance in confectioneries, chewing gum, and cake frostings.
Regulatory Standing (FSSAI / FDA / EFSA)
BANNED as a food additive in the European Union (EU Reg 2022/63) following EFSA genotoxicity concerns. Still permitted up to 1% in US FDA 21 CFR 73.575. Under scrutiny in India.
Dietary Guidance: Avoid foods containing E171 / INS 171 due to genotoxicity uncertainty. Perfectly safe in topical sunscreen (non-nano dermal barrier).
Recommended Healthier Alternatives
Calcium Carbonate (E170)
Rice Starch
Authoritative References & Government Gazettes
- •EFSA Journal 2021;19(5):6585
- •Commission Regulation (EU) 2022/63
- •IARC Monographs Vol 93
Clinical Disclaimer: This dossier is maintained by the FIT4 Sovereign Clinical Food Science Directorate for public health education. It does not provide medical diagnosis, individual allergy therapy, or prescriptive medical advice. Evaluate products based on their actual label and intended use.