PROBLEM TO BE SOLVED: To provide an organic deoxidizer composition having a large amount of oxygen absorption per unit volume.SOLUTION: A deoxidizer composition comprises a granule that comprises an α layer comprising a glycerol, a metal salt, water and a porous carrier and a β layer comprising an alkaline material, where the granule forms a layered structure in the order of α layer and β layer from the inside of the granule to the outside.SELECTED DRAWING: NoneCOPYRIGHT: (C)2018,JPO&INPIT【課題】単位体積当たりの酸素吸収量が高い有機系脱酸素剤組成物を提供する。【解決手段】グリセリン類、金属塩、水及び多孔性担体を含むα層と、アルカリ性物質を含むβ層とを有する粉粒体を含み、該粉粒体は該粉粒体の内側から外側に向かってα層、β層の順に層構造を形成している、脱酸素剤組成物。【選択図】なし