Amount does matter. However, doesn't concentration matter also? Glutamic acid is an acid. That means, it releases H^{-} ions. So, the concentration will have an impact on the ionic dissociation, and thus, the ill effects. Correct me if I am wrong.
Didn't you know that the easier food to prepare is an omelette?
I know right? Also, whatever was that cooking oil with the picture of a heart? People have lived on mustard oil for centuries. What changed all of a sudden? I am talking about my childhood days.
Home food is also pretty unhealthy...