Ultradex oral rinse helps to eliminate, instead of masking, bad breath compounds on contact and carries on working all day long.ultradex oral rinse formerly retardex oral rinse is alcoholfree, colourless and does not contain sugar or any artificial sweeteners. Being phbalanced, it is kind to your teeth and gums and is safe and gentle for everyday use.ampnbspultradex oral rinse is also effective against fighting plaque.ultradex oral rinse was awarded best dental product in 2000 and 2002 by the judges and readers of fhm magazine.ultradex oral rinse is unflavoured but if you prefer a fresh mint taste simply pour the contents of the flavour vial into the bottle. Securely close the lid and shake the contents. Shake well before each use.