Vinegar is a traditional acid condiment in china. It is not only used as condiment, but also is an ideal health food. Researchers certified that vinegar has the function of weary-resistance, prevention of arteriosclerosis and high blood pressure, whetting one's appetite, digest helping, looks improving, bacterium resistance and mould preventing. We chose Zhenjiang vinegar to lyophilize and powder. The vinegar powder kept all of the nutrition. Vinegar acid can reach more than 3.5%, 5 times than spray drying. It overcame spray-drying's shortcomings in dark color, burnt and bitter. It's an ideal raw material for health vinegar products.
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