Blue 1 (Brilliant Blue FCF) vs Titanium Dioxide — Which Is Worse?

FactorBlue 1 (Brilliant Blue FCF)Titanium Dioxide
E-NumberE133E171
CategoryArtificial ColorArtificial Color
SeverityModerate Risk (6/10)Moderate Risk (6/10)
FDA StatusFDA-approved since 1969 (21 CFR 74.101). Listed as a certified color additive. Subject to batch certification by the FDA…FDA-approved (21 CFR 73.575) at levels not exceeding 1% by weight of the food. FDA has not taken action to restrict desp…
EFSA StatusEFSA re-evaluated in 2010 and established an ADI of 6 mg/kg body weight/day. EU requires warning labels on products cont…EFSA concluded in May 2021 that E171 could no longer be considered safe, citing inability to rule out genotoxicity of Ti…
Banned In——
Products Found2320

Key Differences

Health Concerns Comparison

Blue 1 (Brilliant Blue FCF)

Titanium Dioxide

Which Products Use Each?

23
products contain Blue 1 (Brilliant Blue FCF)
20
products contain Titanium Dioxide

⚖️ The Verdict

Both Blue 1 (Brilliant Blue FCF) and Titanium Dioxide have the same severity score (6/10). Neither is clearly worse than the other based on current data.

Both ingredients should be consumed mindfully. Use CheckIt AI to scan products and avoid whichever ones concern you most.

Frequently Asked Questions

Is Blue 1 (Brilliant Blue FCF) or Titanium Dioxide worse?
Both Blue 1 (Brilliant Blue FCF) and Titanium Dioxide have the same severity score (6/10). Neither is clearly worse based on available data.
What is the difference between Blue 1 (Brilliant Blue FCF) and Titanium Dioxide?
Both are artificial colors. Blue 1 (Brilliant Blue FCF) has a severity of 6/10 and is found in 23 products. Titanium Dioxide has a severity of 6/10 and is found in 20 products.
Are Blue 1 (Brilliant Blue FCF) and Titanium Dioxide banned?
Blue 1 (Brilliant Blue FCF) is not currently banned in any major market. Titanium Dioxide is not currently banned in any major market.
How can I avoid both Blue 1 (Brilliant Blue FCF) and Titanium Dioxide?
Download CheckIt AI and scan any product's barcode or ingredient label. The app will flag both Blue 1 (Brilliant Blue FCF) and Titanium Dioxide and suggest safer alternatives.
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⚕️ This comparison is for educational purposes only. It is not medical advice. Consult a healthcare professional for personalized dietary guidance.

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📋 Cite This Data
APACheckIt AI. (2026). "Blue 1 (Brilliant Blue FCF) vs Titanium Dioxide — Which Is Worse? | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/ingredients/blue-1-vs-titanium-dioxide
MLA"Blue 1 (Brilliant Blue FCF) vs Titanium Dioxide — Which Is Worse? | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-03-05. https://getcheck.it/ingredients/blue-1-vs-titanium-dioxide.
HTML Embed<a href="https://getcheck.it/ingredients/blue-1-vs-titanium-dioxide">Blue 1 (Brilliant Blue FCF) vs Titanium Dioxide — Which Is Worse? | CheckIt AI — CheckIt AI</a>
BibTeX@misc{checkit2026ingredientsblue1vstitaniumdioxide, title = {Blue 1 (Brilliant Blue FCF) vs Titanium Dioxide — Which Is Worse? | CheckIt AI}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/ingredients/blue-1-vs-titanium-dioxide}, note = {Retrieved 2026-03-05} }