PROBLEM TO BE SOLVED: To provide silica-containing food product allowing the use of natural silica derived from plants and extracted/purified from grain chaff, and natural alkaline water, easy to process, safe and inexpensive, and to provide a method for producing the silica-containing food.SOLUTION: There are provided the method for producing the silica-containing food product including (a) the step of baking grain chaff to obtain chaff ashes, and (b) the step of adding alkaline natural mineral water to the chaff ashes thus obtained followed by mixing, and the silica-containing food product including alkaline natural mineral water and silica (SiO2) derived from grain chaff, and the silica-containing food product including alkaline components silica (SiO2) derived from grain chaff and keeping the silica dispersed in a colloid-like state.COPYRIGHT: (C)2011,JPO&INPIT【課題】穀物の籾殻から抽出・精製した植物由来の天然のシリカと天然のアルカリ性水とを利用することができ、加工が容易で、安全で安価なシリカ含有食品、及びシリカ含有食品の製造方法の提供。【解決手段】(a)穀物の籾殻を焼成して籾殻灰を得る工程と、(b)得られた籾殻灰にアルカリ性天然鉱泉水を添加して混合する工程と、を備えたシリカ含有食品の製造方法;アルカリ性天然鉱泉水と、穀物の籾殻由来のシリカ(SiO2)とを含有するシリカ含有食品;アルカリ性成分と、穀物の籾殻由来のシリカ(SiO2)とを含有し、前記シリカがコロイド状に分散していることを特徴とするシリカ含有食品。【選択図】図1
