No, please don't change it that way! The best use case for this is sharing images quickly. If I can't trust that my http://homer%20simpson.jpg.to/ is going to be the same one loaded by my friend, then I won't share it with my friend. This could be pretty handy in it's current state.
Haha yeah, you can customize the food options in the dropdown box. I'll try to add a bunch more foods sometime in the next few days. Why are you trying to eat 1200 calories a day if I may ask? It seems awfully low for anyone.