One way to do this is to purchase a few extra items each week to build a one - week supply of food. (religion.blogs.cnn.com)
Added a few extra items in my sandwich like onions, a dash of salt and pepper, maple sugar bacon, four slices of ham and cheese. (feastrecipe.com)
Isaly highly recommends a few extra items to increase comfort level on race day, including sunglasses, a hat (for the run), a number belt with a pocket for nutrition, water bottles for hydration on the bike and run, and a watch, to name a few. (si.com)