Huangqi, also known as Radix astragali. Perennial herbs, 50-100 cm tall. The main root is hypertrophic, woody, often branched and gray. Stem erect, the upper part many branched, having thin prism, white pubescence. Perennial herbs, 50-100 cm tall. It is produced in Inner Mongolia, Shanxi, Gansu, Heilongjiang and other places.
Astragalus has been used for more than 2000 years. It has the functions of enhancing immune function, protecting liver, diuresis, anti aging, anti stress, reducing blood pressure and wider antibacterial action. But the real evil Sheng Qi stagnation, dampness, stagnation of food, or the beginning of collapse after heat ulcer is Sheng empirical, and Yinxuyangkang, shall be forbidden to take.