The present invention relates to sea tangle Cheonggukjang, and more specifically, to sea tangle Cheonggukjang as healthy food by supplementing the unique effects of sea tangle and the advantages of Cheonggukjang. Sea tangle includes L. japonica, L. ochotensis, L. religiosa, and the like. Dry beans are soaked in prepared sea tangle water. The soaked beans are put in a container, the container is filled with sea tangle water, and the soaked beans are boiled for about five hours.COPYRIGHT KIPO 2014※ 첨부자료 4부 참고 바랍니다.다시마의 고유 작용과 효과 및 청국장의 장점을 보완하여 기능성 건강식품으로서의 제품화.