Foods rich in L-tyrosine can cause a significant dopamine release, leading to cravings for that food.

“So that's the dopamine pathway and foods rich in L-tyrosine generally give us an elevated mood and make us want to do more of whatever it is that we happen to be doing as well as other things, motivation, generalizes to other things it's not unique to just ingesting foods but foods that give us a big pulse of dopamine will make us crave more of that food. It will make us crave more of the activity that led to the ingestion of that food. And as I mentioned earlier, a lot of that is happening at a subconscious level that you're not even aware of.”