... yeast viability. It can also speed up the fermentation rate, shorten the fermentation time effectively, improve material utilization and liquor yield ... factories and enterprises. Besides, it also applies to the fermentation of some soy sauces, vinegars, amino acids and antibiotics. ... yeast mash as example, in the continuous cultures, add 10 kg Angel Fermentation Accelerant after 24 hours of the yeast ...