NOVEL TRANS - LUTEIN ENRICHED XANTHOPHYLL ESTER CONCENTRATE ANDA PROCESS FOR ITS PREPARATION

摘要

The invention disclosed in this application relates to a novel xanthophyll esters concentrate comprising predominantly of a composition containing lute in and zeaxanthin fatty acid esters wherein the composition contains 90-95% of trans-lutein esters, 0-5% of cis-lutein esters and 3.5 to 6% of Zeaxanthin esters The invention also relates to a process for the preparation of the above said concentrate employing ketonic solvents The novel trans-lutein enriched xanthophyll esters concentrate of the present invention is useful f or human consumption, either as nutraceuticals, nutritional supplements, as foo d additives and also for coloring animal feeds The concentrate has better stability and bioavailability.