Origin distribution:

Distributed throughout the country, mainly produced in Ningxia, Hebei, Shandong, Jiangsu, Zhejiang, Jiangxi, Hubei, Sichuan, Yunnan, Fujian and other provinces. It is also found in Japan, Korea, Europe and North America.

Functions

Effects: tonifying the kidney and benefiting the essence, nourishing the liver and brightening the eyes, nourishing the blood and tranquilizing the mind, generating fluids to quench thirst, moistening the lungs and relieving cough.