E133: Nutrition, Pros & Cons
E133, also known as Brilliant Blue FCF, is a synthetic coal-tar-derived blue colorant widely used in the food industry to dye confectionery, beverages, and processed foods. It is permitted by food safety regulatory bodies under strict limits, but it provides no nutritional value and is primarily found in highly processed products.
Health conditions
Pros
- Approved for use by FSSAI as a permitted synthetic coloring agent in specified food categories within strictly defined safe limits. [FSSAI]
Cons
- Often serves as an indicator of highly processed foods, which dietary guidelines recommend limiting for overall metabolic health. [ICMR-NIN]
- Peer-reviewed studies suggest potential adverse effects on the gut microbiome and hypersensitivity reactions in sensitive individuals when consumed in high amounts. [PubMed]