There's nothing wrong with you plus there is nothing wrong in asking such pregnancy nutrition chart from your midwife or doctor. It occurs throughout pregnancy since the change in hormones heightens your senses. For example, if you loved coffee you might now start despising that smell. In fact, the hormonal changes throughout these times that are particular make the body rather apt and it acquires a sense of deciding what is bad for it and what's great - what it should accept and what exactly it should prevent. So, if stinking java makes you feel sick, it may be because the human body is telling you to avoid an excessive amount of caffeine, as it might be harmful for your and your child's health.