Zinc high production method and zinc-rich yeast extract containing yeast extract, as well as food and vegetables of green hold restoration agents

摘要

Yeast containing zinc was suspended in a solution containing at least one of carboxylic acid and carboxylic acid salt, a solid component of the resulting suspension and the zinc-rich yeast extract containing extraction step of separating the liquid component Method of manufacturing an object, zinc rich yeast extract, and a green retention restoring agent for food, and vegetables.