Blue 1 (Brilliant Blue)

Blue 1 (Brilliant Blue) is rated Use Caution by CheckIt AI. Synthetic blue dye used in candy, ice cream, and beverages. May cross blood-brain barrier. Banned in some EU products.

Use Caution Food Dyes

Synthetic blue dye used in candy, ice cream, and beverages. May cross blood-brain barrier. Banned in some EU products.

Read our complete guide: Food Dyes & Colorants: Natural vs Synthetic Guide

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Related in Food Dyes

Red 40 (Allura Red)Titanium DioxideAnnattoCaramel ColorYellow 5 (Tartrazine)Yellow 6 (Sunset Yellow)Blue 2 (Indigo Carmine)Red 3 (Erythrosine)

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📋 Cite This Data
APACheckIt AI. (2026). "What Is Blue 1 (Brilliant Blue)? Safety, Side Effects & Foods That Contain It (2026)". Climaverse PBC. Retrieved from https://getcheck.it/glossary/blue-1
MLA"What Is Blue 1 (Brilliant Blue)? Safety, Side Effects & Foods That Contain It (2026)." CheckIt AI, Climaverse PBC, 2026-04-17. https://getcheck.it/glossary/blue-1.
HTML Embed<a href="https://getcheck.it/glossary/blue-1">What Is Blue 1 (Brilliant Blue)? Safety, Side Effects & Foods That Contain It (2026) — CheckIt AI</a>
BibTeX@misc{checkit2026glossaryblue1, title = {What Is Blue 1 (Brilliant Blue)? Safety, Side Effects & Foods That Contain It (2026)}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/glossary/blue-1}, note = {Retrieved 2026-04-17} }