There is provided a solid deoxidizer composition which is made from the pressurized moldings of deoxidizer composition containing oxygen-absorbing materials, water, and the swelling agent swollen by water. The said solid deoxidizer composition is compact as well as excellent in oxygen absorbability.一種由包含氧吸收物質、水、及藉由水分膨潤之膨潤劑的脫氧劑組成物之加壓成形物所構成的固型脫氧劑組成物。該固型脫氧劑組成物為小型且氧吸收性優異。