Banned in Europe, Safe in the US has much more stringent regulations crops and certain food additives IFL Science, 2014 Yellow Nr 5 Banned in Europe, Safe in the US Yellow Nr 5 many toxic chemicals Banned in Europe, Safe in the US Yellow Nr 5 use of formaldehyde in European countries Banned in Europe, Safe in the US. Yellow Nr 5 IFL Science, June 9, 2014 Banned in Europe, Safe in the US.