This document provides suggestions for customizing oatmeal by adding various ingredients like dairy, fruits, nuts, seeds, and flavorings. It notes that whole grains, dairy alternatives, nuts, and seeds provide important nutrients. A variety of options are listed for customizing oatmeal, from quick oats to steel-cut oats to rolled oats, as well as yogurt, milk, nuts, dried or fresh fruits, and flavorings like cinnamon or cocoa powder.