{"entity":{"id":"immunonutrition","kind":"term","name":"Immunonutrition","aka":["Immune-modulating nutrition","Arginine-omega-3 formulas"],"tldr":"Immunonutrition means nutritional drinks enriched with specific nutrients (arginine, omega-3 fats, nucleotides) meant to strengthen immune function, mostly given before major surgery.","summary":"Pre-operative immunonutrition for 5-7 days is recommended by ESPEN and ERAS for major upper gastrointestinal and head and neck cancer surgery on the basis of meta-analyses showing fewer infectious complications. The trial base is old and largely industry-sponsored, and recent trials are less positive; the term is also used loosely by supplement marketers.","asOf":"2026-09-08","links":[{"label":"Muscaritoli et al., ESPEN practical guideline: clinical nutrition in cancer (Clinical Nutrition 2021)","url":"https://doi.org/10.1016/j.clnu.2021.02.005"}],"tags":[],"related":[],"cancers":[],"sections":[],"technologies":["immunonutrition-perioperative","eras-perioperative-nutrition"],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":["prehabilitation-term"],"trials":[],"people":[],"bottlenecks":[],"keyPapers":["paper-muscaritoli-clin-nutr"],"journals":[],"dependsOn":[],"notes":[],"category":"Nutrition & lifestyle","wikipediaChecked":"2026-09-22"},"route":"/terms/immunonutrition/","neighbours":{"technology":[{"id":"eras-perioperative-nutrition","kind":"technology","name":"Enhanced recovery (ERAS) and perioperative nutrition","route":"/technologies/eras-perioperative-nutrition/"},{"id":"immunonutrition-perioperative","kind":"technology","name":"Immunonutrition before cancer surgery","route":"/technologies/immunonutrition-perioperative/"}],"term":[{"id":"prehabilitation-term","kind":"term","name":"Prehabilitation (the pre-treatment window)","route":"/terms/prehabilitation-term/"}],"paper":[{"id":"paper-muscaritoli-clin-nutr","kind":"paper","name":"ESPEN practical guideline: Clinical Nutrition in cancer","route":"/key-papers/paper-muscaritoli-clin-nutr/"}]}}