Patent ID: 9056089
Filing Date: 2015-06-16
Classification: A61K,A61Q

Abstract:
1. A process of preparing jambu extract, characterized by comprising the following steps: a. mixing the ground jambu plant and an alcohol that extracts chlorophyll and spilanthol to form a mixture; b. adding a hydroxide strong base to the mixture obtained in (a); c. heating the mixture obtained in (b) up to a temperature of about 65° C.; d. filtering and discarding solid residue from the mixture obtained in (c); e. adding an aqueous aluminum sulfate solution to the filtered mixture obtained in (d) and stirring; f. keeping the mixture obtained in (e) at rest for a period of 1 to 12 hours; g. filtering and discarding the solid residue from the mixture obtained in (f); h. adding to the mixture obtained in (g) an organic solvent for spilanthol selected from hexane or other organic solvent that exhibits a polarity similar to hexane at a ratio of alcohol:water:solvent of from 1:10.25 to 1:1:2 by volume; i. adding a drying agent to the mixture obtained in (h); and j. filtering the mixture obtained in (i) and evaporating the organic solvent.