Color/Whitener CAS: 13463-67-7 EU: E171

Titanium Dioxide

Titanium Dioxide (E171), CAS 13463-67-7, is a color/whitener additive holding a composite safety score of 2 out of 5 (Caution). The U.S. Food and Drug Administration currently classifies it as Approved, while the European Union lists it as Approved. This ingredient appears in approximately 1,301 tracked food products across our database. It is most commonly used as Candy, frosting, chewing gum, coffee creamer.

Regulatory pressure is notable: 3 U.S. states have enacted legislation targeting Titanium Dioxide, including California, Illinois, New York. State actions frequently diverge from federal FDA policy, with legislative trends tending toward stricter controls than the federal baseline. Our regulatory timeline records 1 distinct regulatory event spanning multiple jurisdictions, illustrating how oversight has evolved over time.

Peer-reviewed research has flagged 1 distinct area of health concern for Titanium Dioxide, which factors directly into the assigned safety score. The European Food Safety Authority has published an evaluation dated 2016-09-14. All figures above draw on FDA SAFFA inventory records, EU food additive regulation (EC) No 1333/2008, EFSA scientific opinions where published, and legislative records from individual U.S. states.

Regulatory Snapshot

Property Value Source
FDA Status Approved FDA SAFFA
EU Status Approved EC 1333/2008
E-Number E171 EU additive register
CAS Number 13463-67-7 CAS Registry
Category Color/Whitener FDA functional class
Composite Safety Score 2 / 5 (Caution) PlainIngredients methodology
EFSA ADI Not established EFSA scientific opinion
U.S. State Actions 3 states State legislative records
Tracked Products 1,301 Open Food Facts (US)

Values reflect official agency classifications as published by the U.S. Food and Drug Administration and the European Union's regulatory framework. See our methodology for scoring details.

Caution
Safety Score: 2 out of 5
Safety Rating 40.0%

FDA Status

Approved

EU Status

Approved

E171

U.S. State Regulations

3 states

California, Illinois

Safety Assessment

Titanium Dioxide receives a safety score of 2/5 (Caution) based on a composite analysis of FDA regulatory status, EU approval, scientific literature on health effects, and state-level legislative actions. The FDA has approved Titanium Dioxide for use in food products under specified conditions.

Notably, 3 US states have enacted regulations targeting Titanium Dioxide, reflecting growing legislative attention to food additive safety at the state level. These state actions may differ from federal FDA policy and can range from outright bans to usage restrictions in certain product categories.

Research has identified 1 area of health concern associated with Titanium Dioxide. Consumers with specific health conditions should consult a healthcare provider before consuming products containing this ingredient.

What is Titanium Dioxide?

White pigment used to brighten foods. Nanoparticle form raises concerns.

Health Concerns

  • Banned in the EU since 2022. Concerns about nanoparticle absorption and genotoxicity.

Common Uses

Candy, frosting, chewing gum, coffee creamer

Regulatory Timeline

2022-01-14 EU
Banned

EU banned E171 based on EFSA genotoxicity assessment.

State Regulations

State Status Effective Date Bill
California Under Review TBD AB 2316
Illinois Banned 2027-01-01 HB 2415
New York Banned 2027-07-01 A 6424

Frequently Asked Questions

Is Titanium Dioxide safe to consume?

Titanium Dioxide has a safety score of 2/5 (Caution). Scientific studies have raised health concerns. It is regulated in 3 US states. Check with a healthcare provider for personalized advice.

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Data Sources

  • FDA Substances Added to Food (SAFFA) Inventory
  • EU Food Additive Regulations (EC) No 1333/2008
  • State food safety legislation and bill records

Related

Data sourced from official EWG, FDA GRAS, and ingredient toxicology databases. See our methodology for details. Retrieved and formatted by PlainIngredients Editorial