Europe has indeed banned some Azo food colorings, however canthaxanthin is not one of them, as far as I am aware. The EU has evaluated the safety of it on multiple occasions and found it safe to consume at the levels used in the food supply.
> Known to cause eye diseases in humans
Extremely excessive intake of tanning pills containing canthaxanthin was shown to cause accumulation of deposits in the retinas of a small number of individuals. Once the intake of pills was stopped, the condition completely cleared up in all individuals effected.
Europe has indeed banned some Azo food colorings, however canthaxanthin is not one of them, as far as I am aware. The EU has evaluated the safety of it on multiple occasions and found it safe to consume at the levels used in the food supply.
> Known to cause eye diseases in humans
Extremely excessive intake of tanning pills containing canthaxanthin was shown to cause accumulation of deposits in the retinas of a small number of individuals. Once the intake of pills was stopped, the condition completely cleared up in all individuals effected.