Robyn O'Brien, author and founder of AllergyKids, first became concerned with food allergies when her 2-year-old daughter had a severe allergic reaction to eggs. Her concern lead to research on food additives and their negative effects on our children and our food supply. In this edition of A Closer Look: Is Your Food Making You Sick?, O’Brien shares food safety warning signs and safe food substitutes that will keep your children healthy and happy.