Enteral nutritional preparation containing marine bioactivity polysaccharide as well as preparation method and application thereof

The invention discloses an enteral nutritional preparation containing marine bioactivity polysaccharide. The preparation contains the following ingredients in percent by mass: 0.5-0.8% of marine bioactivity polysaccharide, 25-35% of shellfish zymolyte, 10-20% of fruit-vegetable powder, 0.05-0.1% of Na-Fe-EDTA, and also 35-45% of isolated soy protein, 1-5% of laminaria powder and 3-5% of konjac powder. The invention also discloses a preparation method and application of the enteral nutritional preparation containing marine bioactivity polysaccharide. The enteral nutritional preparation containing marine bioactivity polysaccharide has the advantages of high calorific value, high protein, high ferrum, low fat, multiplex vitamin and easiness for digestive absorption, thus fully meeting nutrient needs of people with high required ferrum and leukemia patients, simultaneously having synergism with chemotherapeutics, being capable of enhancing curative effect of the chemotherapeutics, improving gastrointestinal tract functions, increasing immunity, reducing adverse reactions such as anemia and accompanying infection and the like, and playing a role of good adjuvant therapy.