What are the functions and benefits of鸡蛋参 (Codonopsis lanceolata)?

Eggsplant root is the dried tuber of the plant Codonopsis convolvulacea of the Campanulaceae family. It typically has the functions and effects of clearing heat and resolving phlegm, moistening the lungs and promoting body fluid production, nourishing qi and blood, treating neurasthenia, and enhancing body immunity. Detailed analysis is as follows:

1. Clearing Heat and Resolving Phlegm: Eggsplant root has the effect of clearing heat and eliminating phlegm, effectively removing heat pathogens and phlegm from the body. It is generally used to treat coughing and excessive phlegm caused by heat pathogens. At the same time, it can also relieve discomfort such as chest tightness and shortness of breath caused by phlegm accumulation.

2. Moistening the Lungs and Promoting Body Fluid Production: Eggsplant root is slightly cool in nature and can promote body fluid production while clearing heat, thereby relieving cough and spontaneous sweating caused by yin deficiency of the lungs. It can also moisturize the lungs, improve dryness in the lungs, and promote lung health.

3. Nourishing Qi and Blood: Eggsplant root, with its sweet taste entering the spleen meridian, can strengthen the spleen and promote the generation and circulation of qi and blood. To a certain extent, it can improve symptoms such as anemia, pale complexion, and dull skin, thus enhancing the body's qi and blood levels.

4. Treating Neurasthenia: Eggsplant root can also be used to treat symptoms of neurasthenia, regulate the function of the nervous system, alleviate insomnia, forgetfulness, dizziness, and other symptoms caused by neurasthenia, and help patients regain normal mental status.

5. Enhancing Body Immunity: Eggsplant root contains various minerals and amino acids, which are beneficial for enhancing the body's immune system. Taking an appropriate amount of eggsplant root can help the body resist invasion by external pathogens and improve disease resistance.

Additionally, during consumption of eggsplant root, one should avoid eating raw, cold, greasy, spicy, and other irritating foods to prevent interference with the herb's efficacy.