Other contributors have said "Is trident chewing gum harmful?" is the same question as "What bad ingredients are in Trident chewing gum?" If you believe that these are not asking the same thing and should be answered differently, click here
As far as I know there are no addictive ingredients in any chewing gum apart from the nicotine in the gum made for people trying to quit smoking. If you chew these and you are a non smoker you will...