METHOD FOR PREVENTING COLOR DETERIORATION IN FLESH OF YELLOWTAIL

摘要

PROBLEM TO BE SOLVED: To provide a method for preventing color deterioration of the flesh of yellowtail by which deterioration particularly in color of dark flesh during low-temperature storage of the yellowtail is effectively prevented.

SOLUTION: The method for preventing deterioration in color of the flesh of yellowtail comprises using feed containing 5-100 mg/kg of astaxanthin, and γ-oryzanol at an amount of at least 7 times that of the astaxanthin; and posing a period of two months or more for breeding the yellowtail so as to effectively prevent deterioration in color of dark flesh of the yellowtail during low-temperature storage thereof.

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