Is e131 the same as Patent Blue V?

Yes — e131 and Patent Blue V refer to the same ingredient in our catalogue.

Is food blue 5 the same as Patent Blue V?

Yes — food blue 5 and Patent Blue V refer to the same ingredient in our catalogue.

Synthetic blue dye. Can cause allergic reactions and is banned in some countries.

Patent Blue V is a moderate health concern — best consumed in moderation.

Score impact: −4 points on the FoodsScan score (FoodsScan scores run 0–100, where 100 is best.)

Found in 5 of 12,875 analysed products in the FoodsScan database.

Regulatory sources: EFSA

Patent Blue V is also known as e131, food blue 5, patent blue v — these all refer to the same ingredient.

patent blue v e131 food blue 5