Parenteral Nutrition refers to the provision of nutrients intravenously as nutritional support before and after surgery and for critical patients. Total nutrition from the intestines is called total Parenteral Nutrition (TPN). The goal is to maintain nutrition, weight gain and wound healing in patients who are unable to eat normally, and to allow children to continue to grow and develop. Medium/long Chain Fat Emulsion is one of the main components of Parenteral nutrition (PN), which is an energy supplement.

Ying Neng is a mixture of long chain triglyceride (LCT) and medium chain triglyceride (MCT), which not only provides essential fatty acids, but also provides energy faster than Long Chain Fat Emulsion, which is especially beneficial for patients with lipid metabolism disorders.