A lot of students could do better work if -----.

College students who eat all their meals at one of the college
or university regulated food services are likely to be offered a
well-balanced diet. The offering of well-balanced meals does
not ensure, however, that the students make wise selections.
In addition many students eat their meals in restaurants or
other public eating-places where they may not be offered
foods that provide all the nutrients needed by the body.
College students, generally speaking, are well fed; few of them
show extreme deficiency symptoms. Many students, on the
other hand, are operating at a level below their achievement
potential because of the insufficiencies in their diet.