The Safety of our Food Supply Their is a lot of controversy right now about the safety of some food aditives that are present in our food supply. A few of the major concerns are about the following: Preservatives, MSGs, Food Dyes and Fat Substitutes. Before judging what is safe and what is not we must establish a few things: First of all, there is the question of dose. Some things may be extremely dangerous when consumed in large doses whereas the same substance consumed in a little dose poses no threat to our health. Then there is the question about how each and everyone of us reacts to certain chemicals. Not everyone reacts the same