1 moistening lung and quenching thirst Polygonatum soaked in water will replenish sufficient water when drinking tea, and Polygonatum belongs to moistening lung in traditional Chinese medicine, which has a good relieving effect on cough and dry mouth caused by excessive internal heat. In addition, Polygonatum sibiricum also has the function of invigorating spleen and kidney. Drinking Polygonatum sibiricum soaked in water often can also relieve the weakness of spleen and kidney and dry mouth.

Antibacterial Polygonatum sibiricum has a strong antibacterial effect, which is related to the organic acids such as acridine -2- carboxylic acid, aspartic acid, leucine, diaminobutyric acid, etc. It has a good inhibitory effect on typhoid Bacillus, Staphylococcus aureus, acid-fast bacilli and so on. Therefore, soaking Polygonatum sibiricum in water has a certain auxiliary therapeutic effect on oral ulcer and digestive tract inflammation.

3 Anti-oxidation Polygonatum sibiricum is rich in anti-oxidation components, especially salvia miltiorrhiza, which has the strongest effect of promoting blood circulation and enriching blood, tonifying kidney and replenishing essence, and delaying aging. It is very suitable for women to drink as beauty and health tea, and can play the role of anti-oxidation and rosy complexion.

The content of protein and amino acids in anticancer Polygonatum sibiricum is very high, which can promote the synthesis of DNA, RNA and immune protein in vivo after drinking. In addition, Radix Astragali contains a unique mucin, which still has immune function after eating, can enhance human immunity, has a good effect on promoting lymphocyte transformation, and is suitable for making auxiliary tea for cancer patients. Especially for lung cancer, colorectal cancer, cervical cancer and leukemia.