Ophiopogon japonicus can be used as medicine, which not only has the effects of clearing away heat and toxic materials, reducing swelling and relieving cough, but also can promote the function of macrophages, so it also has the effect of anti-cancer and cancer prevention. As a Chinese herbal medicine, the leaves and stems of Ophiopogon japonicus are very important parts. The dried hay of Ophiopogon japonicus is generally harvested in spring and autumn. It can be used as medicine after washing and drying, but it should not be eaten in excess to avoid poisoning or allergy.
Water shield is an aquatic vegetable, which can be seen in rural areas before. However, with the deterioration of the wild environment required by wild water shield, wild water shield has been listed as a first-class protected wild plant by the state. Studies have shown that water shield has a strong inhibitory effect on the activation of cancer virus, and the process of water shield and crucian carp soup will be more troublesome, but it is very nutritious.