Ergothioneine-containing egg, and feeding and raising method and feed for hen that lays ergothioneine-containing egg

• Main Authors: OHSHIMA TOSHIAKI, FUKUI RIKUO, ABE KAZUNARI
• Format: Patent
• Language: English
• Published: 23.12.2015
• Subjects: FODDER; FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

[Problem] To provide a production technique for an edible egg that contains a sufficient amount of ergothioneine by using the biological accumulation of ergothioneine in eggs, and that has antioxidative activity. [Solution] This ergothioneine-containing egg is obtained from a hen raised by being fed a hen feed for a prescribed time period, the hen feed being manufactured by manufacturing an ergothioneine-containing liquid extract from a waste medium used in the production of edible mushrooms and mixing a prescribed amount of the liquid extract into a normally used chicken feed.