Many pet owners have come to realize in recent years that when it comes to their processed food, their pets have begun to act like heroin junkies. From extreme anxiousness, to excessive vocalizations and acting out, to what appears to be full blown panic attacks, pets awaiting their next fix of pet food can sometimes look like a scene out of Trainspotting.  The reason seems clear: Pets are now seemingly addicted to their commercially processed pet food.  The stories are everywhere. And it is not just our imagination…