There are certain foods that simply stand out as a nutrient-rich, healthy food.  But then, there are those more subtle, less charismatic foods that are just as beneficial in promoting your health but without all the fanfare.  This is where allium vegetables come to mind.  Forget about those other plant-based foods flashing bright, pretty colors or having a pleasing, sweet taste, these low-key vegetables may be humble but are nevertheless an important part of a healthy diet.