To improve dispersibility of powder.SOLUTION: Powder composition containing the following components (A) and (B):(A) a polymer particle comprising a cellulose derivative or a salt thereof and(B) Powder.Selection drawing None【課題】粉体の分散性を向上させること。【解決手段】下記成分(A)および(B)を含む、粉体組成物:(A)セルロース誘導体またはその塩を含むポリマー粒子;および(B)粉体。【選択図】なし