Provided is a solid composition that contains the following components (A) and (B): (A) 20-65 mass% of a fat globule membrane component and (B) 0.2-4 mass% of a water-soluble dietary fiber having a weight average molecular weight of 10,000 or more.本發明之成分固形組合物含有如下成分(A)及(B):(A)脂肪球皮膜成分20~65質量%、及(B)重量平均分子量為10,000以上之水溶性食物纖維0.2~4質量%。