Dangshen can be eaten. Dangshen is a medicinal food with the effect of strengthening the spleen and lungs (strengthening the functions of the spleen and lungs), nourishing the blood and generating fluids. Codonopsis has a very good effect of tonifying the spleen and lung qi, and is mainly suitable for groups of people who suffer from asthma, fatigue as well as deficiency due to weakness of the lungs, spleen and stomach. In addition, Radix Codonopsis pilosulae has the effect of tonifying qi and blood and generating body fluid. It is used for the deficiency of qi and blood such as yellowish face (yellowish color without luster), tiredness and weakness of limbs, and dizziness and palpitation (accelerated heartbeat often accompanied by panic), etc. It is often used with Astragalus, Radix Angelicae Sinensis and Radix Rehmanniae Praeparatae. It is also used for thirst and internal heat (internal heat accompanied by excessive eating, drinking and urination), and should be combined with Maitong and Wuweizi. It should be noted that it is not suitable for those with solid or hot symptoms without deficiency of positive qi, and should not be used with quinoa. If you need to take Codonopsis pilosula, it is recommended to use it under the guidance of a professional doctor, so as to avoid the adverse consequences of improper use.