The invention belongs to the field of fresh keeping of
traditional Chinese medicine materials, and particularly relates to fresh-kept
gastrodia elata tubers and a making method thereof. The fresh-keptgastrodia elata tubers disclosed by the invention are not
cut into slices, so that authenticity recognition is convenient; and the fresh-kept
gastrodia elata tubers are in vacuum packaging, so that the fresh-kept
gastrodia elata tubers are convenient to transport and store.
Citric acid and
calcium chloride are used as fresh keeping components, so that the cost is low, the mouth feel and the colorof the
gastrodia elata tubers are maintained, and besides, security is guaranteed. When obtained fresh-kept
gastrodia elata tuber products are stored within 9 months, microbial indicators do not havesignificant changes; when the fresh-kept
gastrodia elata tuber products are stored within 12 months, the texture does not have significant changes; besides, fresh keeping treatment has small influence on the content of
gastrodin and the content of 4-hydroxybenzyl
alcohol; and when the products are stored with 12 months, small changes on the content of the
gastrodin and the content of the 4-hydroxybenzyl
alcohol are generated. To sum up, the invention provides a gastrodia elata tuber product which is simple to prepare, low in cost, convenient to transport and store, green and safe, of which the activity of the gastrodia elata tubers is maintained and which can be kept fresh effectively, and the preparation method of the gastrodia elata tuber product.