EXTRACTING METHOD OF OYSTER MUSHROOM, COMPOSITION FOR ANTI-OXIDATIONAND AND FUCTIONAL DRINK WITH EXTRACTS EXTRACTED BY THE METHOD, AND METHOD FOR MANUFACTURING THE DRINK

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Abstract

A functional drink containing King oyster mushroom extract and a preparation method thereof are provided to improve both functionality and preference, thereby replacing existing synthetic amino acid drinks. King oyster mushroom is extracted in an alkali aqueous solution. The alkali aqueous solution represents a sodium hydroxide aqueous solution or a sodium bicarbonate aqueous solution. The pH of the alkali aqueous solution is 10-12. A method for preparing a functional drink comprises: the first step of preparing the King oyster mushroom extract the second step of extracting 1.0-2.0 parts of Rubi fructus, 0.1-1.0 part of Fructus schizandrae, 1.0-3.0 parts of Lycii fructus, 5.0-15.0 parts of Plantaginis semen and 1.0-3.0 parts of Cuscutae semen in hot water and concentrating the mixture of those ingredients and the third step of mixing and sterilizing the King oyster mushroom extract and the concentrate of the second step.