The chemical structure of phytosterol is similar to cholesterol. In the process of human digestion, phytosterol can replace the position of cholesterol in human intestinal chyle particles, thus reducing the absorption of cholesterol in human intestinal tract.
Many middle-aged and elderly people have high cholesterol, so you don't have to worry too much. Pay attention to diet, eat less animal offal and eat more milk, fish, beans and fruits and vegetables.