| Abstract |
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The invention discloses a preparation method of mangiferin, comprising the following steps: (1) taking raw material?mango?leaves, drying, pulverizing, using enzyme solution in an amount of 6 to 10 times the amount of the raw material by weight to soak for 0.1hr to 1.0hr, then carrying out water bath and enzymolysis in the case of the pH value ranging from 4.0-7.0 and the temperature ranging from 35 DEG C to 55 DEG C, and fully stirring; (2) filtering, taking dregs of a decoction, using petroleum ether in an amount of 6 to 10 times by weight respecti |