"Accuse not Nature! She has done her part; Do Thou but Thine!" Milton, Paradise Lost 1667 The concept that nature imparted to foods a health-giving and curative function is not new. Herbal teas and remedies have been used for centuries and continue in use in many parts of the world today. In modern society, we have turned to drugs to treat, miti- gate, or prevent diseases. However, since the discovery of nutrients and our increasing analytical capabilities...