Acute pancreatitis (AP) is a common abdominal acute inflammatory disorder.Clinical manifestations of AP vary from self-limiting local inflammation to multiple organ failure causing significant mortality.At present,AP treatment methods mainly include non-surgical treatment such as fluid resuscitation and somatostatin,and minimally invasive or open surgical debridement treatment.Either treatment programs,nutritional support treatment is an essential part of them.According to the pathophysiological characteristics of AP onset,many scholars have emphasized that strategic nutritional support therapy is the key to limiting local inflammation,preventing and controlling AP-related complications.This article will provide an overview of the latest advances in nutritional support treatment of AP,including enteral and parenteral nutrition strategies in clinical treatment,and nutritional supplements such as glutamine,omega-3 fatty acids,vitamins and probiotics.