To provide a jelly food product for intestinal flora improvement function and for promoting type III collagen formation.SOLUTION: Provided is a jelly food product for promoting type III collagen formation, containing, as an active ingredient, an eggshell membrane-containing powder and/or a hydrolyzed eggshell membrane component.EFFECT: The jelly food product has a function of promoting type III collagen formation resulting from promotion of expression of type III collagen gene and an intestinal flora improvement function, and is an excellent functional jelly food product that is delicious and can easily be eaten.SELECTED DRAWING: Figure 1【課題】腸内フローラ改善機能用およびIII型コラーゲン生成促進用ゼリー食品の提供。【解決手段】卵殻膜含有粉末および/または加水分解卵殻膜成分を有効成分として含む、III型コラーゲン生成促進用ゼリー食品。【効果】該ゼリー食品は、III型コラーゲン遺伝子の発現促進によるIII型コラーゲンの生成促進機能や腸内フローラ改善機能を有し、美味しくて手軽に喫食できる優れた機能性ゼリー食品となる。【選択図】図1