
What are the functions and effects of Ophiopogon japonicus (McDoor)?
Disease description:
I've had a cold and cough recently, and my mother insists on making me take Ophiopogon japonicus (Mai Dong). May I ask what are the effects and benefits of Ophiopogon japonicus?

Ophiopogon japonicus (Liriope root) is a commonly used traditional Chinese herb, widely employed in traditional Chinese medicine (TCM) for regulating the body's functions:
1. **Nourishing Yin and Promoting Body Fluids**: Ophiopogon can nourish the Yin of the lungs and stomach, helping to alleviate symptoms such as dry mouth and throat, and cough with little phlegm.
2. **Clearing the Mind and Relieving Irritability**: According to TCM theory, Ophiopogon is believed to clear heart fire and may help improve symptoms of irritability, insomnia, palpitations, and restlessness.
3. **Moistening the Intestines and Relieving Constipation**: Appropriate use of Ophiopogon can help lubricate the intestines and may provide some relief for mild constipation.
4. **Strengthening the Body and Enhancing Immunity**: Long-term, moderate consumption of Ophiopogon can also strengthen the constitution and enhance the body's resistance.