Blue 1

E133Artificial ColorModerate48/100

Science-based ingredient analysis · Updated continuously

Brilliant Blue FCF. Generally recognized as safe, but may trigger allergic reactions. Blume's full ingredient database includes category, typical usage, safety score, and common products where this appears.

Found in

Products containing Blue 1

Common questions

Blue 1 — quick answers

Is Blue 1 safe to eat?

Blue 1 carries a Blume safety score of 48/100 (moderate). Brilliant Blue FCF. Generally recognized as safe, but may trigger allergic reactions. Always read the full label, and check our app for personalised guidance based on your dietary preferences and allergies.

What is Blue 1?

Blue 1 is a artificial color food ingredient (identifier: E133) commonly found on packaging in many everyday products. Blume's database tracks where it appears and how each manufacturer uses it.

Which products contain Blue 1?

Blume covers millions of food and beauty products. Tap the Download button on this page, install the iOS app, then scan any barcode to see whether Blue 1 is in it — and how the product overall scores on health, safety, and dietary fit.

What can I use instead of Blue 1?

If you're trying to avoid Blue 1, the Blume app suggests cleaner alternatives in the same category and lets you set a permanent "avoid" filter so future scans flag any product that contains it.

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