PROBLEM TO BE SOLVED: To provide a solid composition showing excellent foam persistence in a stomach and having a good flavor.SOLUTION: A solid composition has following components (A), (B) and (C): (A) plant-derived protein and/or peptide, (B) carbonate 5-30 mass%, and (C) organic acid 5-30 mass%, with a content mass ratio between component (A) and component (B) [(A)/(B)] of 0.4-7, an equivalent ratio between component (C) and component (B) [(C) equivalent/(B) equivalent] of 0.4-4, and a lipid content of 3.5 mass% or less.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】胃の中での泡の持続性に優れ、且つ風味の良好な固形状組成物の提供。【解決手段】次の成分(A)、(B)及び(C):(A)動物由来タンパク質及び/又はペプチド(B)炭酸塩 5~30質量%、(C)有機酸 5~30質量%を含有し、成分(A)と成分(B)の含有質量比[(A)/(B)]が0.4~7で、成分(C)と成分(B)の当量比[(C)の当量/(B)の当量]が0.4~4であり、且つ脂質の含有量が3.5質量%以下である固形状組成物。【選択図】なし