E101

E101: Riboflavin

No known riskFunction: colour

What is E101?

E101 (Riboflavin) is a colour used in processed foods.

What the research says

Vitamin B2, used as a yellow colour.

Regulatory status

European UnionApproved
United StatesApproved

Questions people ask

Is E101 (Riboflavin) safe?

Vitamin B2, used as a yellow colour.

Why is E101 added to food?

It is used as a colour.

Does E101 make a food ultra-processed?

Yes. Under the NOVA system, cosmetic additives such as E101 mark a food as ultra-processed.

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