If any drink product as defined in § 4311(1) of this title contains artificial color or flavor, such fact shall be put on the cap or label. Such cap or label shall also bear the name and address of the bottler or manufacturer of such product, except that where the name of the bottler or manufacturer of such product has been blown in the bottle or other container, the bottler or manufacturer shall be exempt from putting the name and address of the bottler or manufacturer of such product on the cap itself.