[待更新] Teaches the differences between food allergy and intolerance while helping people diagnose their condition. Explains lactose intolerance, food allergy and intolerance, baby colic, Coeliac disease, gluten intolerance, Irritable bowel syndrome, and alcohol reactions.aby Colic? 50% of babies' colic is caused by lactase deficiency. Treating it is simple. Baby colic ...