1 nourishing yin and moistening lung Ophiopogon japonicus is cold and slightly bitter, and has the effect of nourishing yin and moistening lung. It is better to moisten the lung and nourish yin when used together with American ginseng, which can replenish qi and nourish yin. Ophiopogon japonicus is suitable for insomnia due to heart yin deficiency, fatigue, insomnia due to warm pathogen entering the camp, restless night sleep, lung and kidney yin deficiency and qi deficiency, deficiency heat and polydipsia.

Ophiopogon japonicus not only nourishes yin and moistens lungs, but also has the effect of purging fire and relieving annoyance. Ophiopogon japonicus combined with honeysuckle can resist bacteria and inflammation, and clear away heat and toxic materials. Ophiopogon japonicus is suitable for people with cough due to dryness-heat and internal heat due to yin deficiency, and has good curative effect on symptoms such as upset insomnia, dry mouth and sore throat caused by lung yin deficiency.

3 Resolving phlegm and relieving cough Ophiopogon japonicus can moisten the lungs and nourish yin, clear fire and remove troubles, and has the effect of resolving phlegm and relieving cough. Ophiopogon japonicus has a good effect on dry cough with thick phlegm and hot cough. The common symptoms of heat cough are dry cough without phlegm, less sticky phlegm, dry nose and dry throat.

4 Enhance immunity Ophiopogon japonicus contains vitamins, protein, amino acids and other nutrients, which can supplement nutrition for the body, promote the metabolism of substances in the body, and have antibacterial and anti-inflammatory effects. Ophiopogon japonicus also has a certain sedative effect, and regular consumption can improve immunity.