Pick out one major mineral and one trace mineral. Research these two nutrients. Discuss the functions in the body and the food sources of each. Are you drinking enough water? Check the table on page 158, note what your adequate intake (AI) should be. Since this is in liters, convert it into cups. If you are drinking enough water, briefly explain when and how much you drink it throughout the day. If you aren't drinking enough, write down two ways to meet your daily AI.