Plum (Prunus salicina Lindl.), is a genus of the genus Rosaceae, alias Jiaqingzi, Bulin, Lizi, Jade Emperor Li, Shan Lizi. Its fruit matures from July to August, full and round, exquisite, beautiful and sweet, and is one of the most popular fruits. It is widely cultivated all over the world.

Plum tastes sour, can promote the secretion of gastric acid and stomach digestive enzymes, and can promote gastrointestinal motility, thus improving the appetite and promoting digestion, especially for people with acid deficiency, postprandial fullness, and constipation. The amino acids such as serine, glycine, proline and glutamine in fresh plum meat have the effect of diuretic swelling and have an auxiliary therapeutic effect on cirrhosis. Plum contains a variety of nutrients, which have the effect of nourishing beauty and lubricating the skin. The high content of antioxidants in plums is called "super fruit" for anti-aging and disease prevention.