Everyone has listed good points, however I feel like there is one item that has been left out. That item is black pepper,this is a food staple time that is in everything that people consume. The most important thing about black pepper it is not even grown in this part of the world. Further more it is a item that everyone can afford to buy and have stock piles of. Just remember when buying any spices in bulk whole is king.
Black pepper is also good to put on cuts to stop the bleeding.
How to Treat Cuts With Black Pepper | eHow.com