METHOD OF PREPARATION FOR DECAFFEINATED GREEN TEA POWDER AND GREEN TEA POWDER PREPARED THEREBY

摘要

The production method of the green tea powder of caffeine has been removed is provided. ; The invention caffeine, the loss of useful component of catechins as possible removed and the loss of catechins, and characterized in that the extraction of the supercritical fluid in optimal conditions established to minimize surface according to the invention the caffeine contained in tea as much as possible to remove, yet minimizes to the green tea powder it can be prepared by removing selectively only caffeine.