Patent ID: 9028891
Filing Date: 2015-05-12
Classification: A61K,A61P,C09B

Abstract:
1. A method for manufacturing a natural colorant obtained from Hylocereus polyrhizus (red dragon fruit) comprising the steps of: a) obtaining red dragon fruit; b) removing skin and seeds from said fruit; c) obtaining a liquid juice solution from the skinned and de-seeded fruit; d) adding maltodextrin at a concentration greater than 20% but not more than 30% (w/w) to said liquid juice solution; e) mixing the maltodextrin and liquid juice solution to form a homogenized mixture; f) spraying said mixture through a spray drier having a working inlet air temperature between 130° C. and up to but not including 165° C.; and g) obtaining a spray-dried powder containing the natural colorant from step f).