Overview of the efficacy and functions of Ophiopogon japonicus

Ophiopogon japonicus, also known as Ophiopogon japonicus, is a commonly used yin-nourishing medicinal material in traditional Chinese medicine. It has core functions such as moistening the lungs and nourishing the stomach, clearing the heart and removing troubles, producing body fluids and quenching thirst. Its main active ingredients include polysaccharides, saponins and flavonoids. Modern research has also found that it has auxiliary effects such as antioxidant and immune regulation. Clinical application is mainly to improve symptoms such as dry cough, dry mouth, insomnia, etc. At the same time, caution should be paid to use with caution in those with spleen and stomach deficiency. The following will start with traditional efficacy, modern research and precautions, and systematically analyze the value of Ophiopogon japonicus.

Traditional efficacy: classic application of nourishing yin and moisturizing dryness

Ophiopogon japonicus is listed as top grade in "Shen Nong's Materia Medica".Moisten the lungs and relieve coughIt is its most significant effect, especially suitable for dry cough with less phlegm caused by yin deficiency and dryness of the lungs. Sun Simiao of the Tang Dynasty recorded in "Qianjin Prescription" that its compatibility with Adenophora adenophora can enhance the effect of nourishing yin. In addition, Ophiopogon japonicus canNourish stomach yin, relieve hunger and loss of food caused by stomach fire burns;Clear the mind and eliminate troublesIts properties can also improve palpitations and insomnia caused by insufficient heart yin. Its mild tonic properties make it a commonly used dietary supplement, such as Ophiopogon japonicus porridge, Ophiopogon japonicus tea, etc.

Modern research: the diverse value of scientific verification

Recent studies have found that Ophiopogon japonicus polysaccharide can increase macrophage activity.Enhance immunity(See Table 1). Its saponin component has a protective effect on myocardial ischemia, and some hospitals use it for cardiovascular auxiliary treatment. Animal experiments also show that Ophiopogon japonicus extract can reduce blood sugar fluctuations, but further clinical verification is needed. It is worth noting that the antioxidant capacity of Ophiopogon japonicus is better than that of common fruits and vegetables, which may be related to its folk belief of delaying aging.

Note on use: the key to syndrome differentiation and treatment

Although Ophiopogon japonicus is a tonic product, itEarly stage of cold and coldorExcessive phlegm and dampnessIt should not be used by those who are pregnant with it, so as not to promote dampness and retain evil spirits. Li Shizhen of the Ming Dynasty particularly emphasized its "slightly cold nature" in the "Compendium of Materia Medica" and suggested that it be combined with ginger to neutralize the cold nature. Modern dosage is generally controlled at 6-15 grams per day. Excessive dosage may cause diarrhea. Pregnant women and children should consult a physician before use and avoid taking it with some antihypertensive drugs.

Summary: Health-preserving wisdom integrating ancient and modern times

Ophiopogon japonicus, as a representative of the origin of medicine and food, not only carries the theoretical essence of traditional medicine of "nourishing yin and reducing fire", but also reveals its multi-target mechanism of action through modern science. Reasonable use can improve sub-health status, but it needs to be combined with physical syndrome differentiation. With further research on ingredients in the future, the potential of Ophiopogon japonicus in the management of chronic diseases is worth looking forward to.

Quote sources:

1. "Chinese Pharmacopoeia" 2020 Edition (National Pharmacopoeia Commission)
2. Selected editions of "Chinese Materia Medica" (Shanghai Science and Technology Press)
3. Li Shizhen's "Compendium of Materia Medica" (Ming Dynasty)
4. Sun Simiao's "A Thousand Gold Prescriptions" (Tang Dynasty)