A 30-day course of Jujube, Pumpkin, Cabbage, or Onion Broth will provide your body a continuous flow of vegetable nutrients. People who know nutrition and health definitely know the health benefits of eating particular vegetables. They also know what health scientists have confirmed over and over again: Without vegetable foods, one’s body will become deficient in the materials it needs to sustain physical and mental activity, emotional stability, and self-healing.