Phosphatidylcholines, egg are a type of phosphatidylcholine that can be isolated and extracted from eggs, primarily present in egg yolks. As a major phospholipid component of cell membranes, Phosphatidylcholines, egg play a key role in providing nutrition and protection to the body. Phosphatidylcholines, egg can inhibit oxidative stress and neurotoxicity, exerting neuroprotective effects. Additionally, Phosphatidylcholines, egg can suppress the lymphatic absorption of cholesterol in the intestine and are also used in research on intestinal lipid absorption[1][2][3].