Astragalus propinquus is a flowering plant in the family Fabaceae. It is one of the 50 fundamental herbs used in traditional Chinese medicine. It is a perennial plant and it is not listed as being threatened.
A. propinquus is used in traditional Chinese medicine, where it is used to speed healing and treat diabetes. It is also traditionally used to strengthen the immune system and in the healing of wounds and injuries.A. propinquus has been asserted to be a tonic that can improve the functioning of the lungs, adrenal glands and the gastrointestinal tract, increase metabolism and sweating, promote healing, and reduce fatigue.

To find the chemical composition of Radix Astragali, the main constituents including flavonoids, saponins, polysaccharides, amino acids. The amounts of main constituents such as isoflavonoids and astragalosides varied in different species.