PROBLEM TO BE SOLVED: To provide an expanded material that can improve foam sustainability of a beverage even if being at low temperature.SOLUTION: An expanded material of a cereals decomposition product inclusion sparkling drink includes: a fine particle of the freezed cereals decomposition product inclusion sparkling drink and an air bubble that exists between the fine particles, and is used.COPYRIGHT: (C)2014,JPO&INPIT【課題】低温であっても飲料の泡持ち向上可能な発泡体の提供。【解決手段】凍結した穀類分解物含有発泡性飲料の微粒子と、該微粒子間に存在する気泡とを含む、穀類分解物含有発泡性飲料の発泡体を用いる。【選択図】なし