Grain bud mainly contains yeast, amylase, vitamins, starch, sugar, choline and various amino acids. The digestive enzymes and vitamin B contained in it help digestion; Boiling and frying rice buds will reduce the effectiveness of digestion. She mainly contains yeast, amylase, vitamins, starch, maltose, choline and various amino acids. Grain buds can help digestion, strengthen the spleen and stimulate appetite.