'''Food additives''' are used to enhance the [[flavor]] and appearance of [[food]], some of which may cause '''[[addiction]]'''. In the early days, [[Coca-Cola]] contained [[cocaine]], a highly addictive [[drug]]. | '''Food additives''' are used to enhance the [[flavor]] and appearance of [[food]], some of which may cause '''[[addiction]]'''. In the early days, [[Coca-Cola]] contained [[cocaine]], a highly addictive [[drug]]. |