PROBLEM TO BE SOLVED: To provide a health maintenance food product excellent in superior deliciousness and disease prevention in a wide range including diarrhea or obstipation, by being used as a Japanese-style side dish, a finger food during drinking, or refreshments for tea, or as western-style puree.SOLUTION: A health maintenance food product is obtained as follows. Lateral root elongation of rhubarb is suppressed to obtain a thickened lateral root, and a thickened lateral root piece obtained by cutting and crushing the length, the width and the thickness thereof into 2-12 mm is mixed as much as 15-30 wt% with a vegetable piece obtained by cutting and crushing green and yellow vegetables and general vegetables into 2-12 mm as much as 30-60 wt%, and then boiled or fried.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2018,JPO&INPIT【課題】和食のおかず、飲酒時のつまみ、或いはお茶受けとして、若しくは洋食のピューレに使用することで、優れた旨さと且下痢や便秘を初め広範囲の疾病予防に優れる健康維持食品の提供。【解決手段】ルバーブの枝根伸長を抑制し、肥大化枝根となしたるうえ、その長さ幅、厚さを2~12mmに裁断又は破砕した肥大化枝根片を15及至30重量%と緑黄色野菜及び一般野菜を2~12mmに裁断又は破砕した野菜片の30及至60重量%を混合のうえ適宜の調味料とともに煮つけ、若しくは炒めてなる健康維持食品。【選択図】図3