Patent ID: 6461648
Filing Date: 2002-10-08
Classification: A23L,A61K,A61P,A61Q

Abstract:
A process for purifying a red fruit extract containing anthocyanosides comprising the steps of:(A) taking up said extract in an aqueous solution; (B) cooling said aqueous extract until a homogeneous temperature of less that 15Â° C. is reached; (C) filtering said cooled aqueous extract to obtain a permeate; (D) recovering said permeate; (E) loading said permeate onto a macrocrosslinked polymeric resin; (F) rinsing said loaded resin with demineralized water; (G) eluting said rinsed resin with an alcoholic eluting solution to obtain an eluate; (F) concentrating, then drying, said eluate.