Problem to be solved: to provide an absorbent article having excellent osmotic rate and a water absorbent resin particle and an absorbent to give the absorbent article.The absorbent article 100 has an absorber 10, the absorbent 10 contains a water absorbent resin particle 10a, and a water absorption rate based on the vortex method of 300 rpm in the absorbent resin particle 10A is 10 to 50 seconds.Diagram【課題】優れた浸透速度を有する吸収性物品、並びに、当該吸収性物品を与える吸水性樹脂粒子及び吸収体を提供する。【解決手段】吸収性物品１００は、吸収体１０を備え、吸収体１０は、吸水性樹脂粒子１０ａを含有し、吸水性樹脂粒子１０ａにおいて、３００ｒｐｍのＶｏｒｔｅｘ法に基づく吸水速度は１０～５０秒である。【選択図】図１
