Lily can be used for both medicinal and food purposes. As a traditional Chinese medicine, the good thing about lily is that it has the effect of nourishing yin and moisturizing the lungs, clearing the heart and tranquilizing the mind; the bad thing is that it may aggravate the original uncomfortable symptoms when taken by those who have wind-cold phlegm and coughing and those who have cold and slippery stools. In addition, the people who are allergic to lilies should be prohibited from eating. As a medicine, lily of the valley is cold and sweet, belonging to the heart, lung meridian, has the effect of clearing the heart and tranquilizing the mind, nourishing yin and moistening the lung. It is often used for insomnia, poor mental health, palpitations, etc., and can be used together with Zhimu; it can also be used for patients with prolonged coughing, lung yin deficiency (insufficient yin in the lungs), lung dryness, hemoptysis, etc., and is often used together with Szechuan Beimu. The adverse reactions of this product is not clear, but it should be noted that, wind-cold phlegm cough, cold stool slippery people should not take. People who are allergic to lily of the valley should be prohibited from consuming it. Lily as a drug treatment should be used under the guidance of a doctor to avoid adverse reactions.