Overview of the efficacy and functions of Polygala polygala

Polygala is a traditional Chinese medicinal material withSoothe the mind and improve the mind, eliminate phlegm and rejuvenate the mind, dissipate carbuncleIt has such effects and is widely used in clinical TCM. Its main active ingredients include polygala saponin, polysaccharide and volatile oil. Modern research shows that it has significant effects on the nervous system, respiratory system and inflammation regulation. This article will start from the chemical composition, core functions, clinical applications and precautions of Polygala, and analyze its value in layers. In terms of primary and secondary structure, the core functions are calming the mind, improving intelligence and eliminating phlegm, supplemented by other functions such as anti-inflammatory and antioxidant. It also emphasizes the need for rational use under the guidance of a doctor.

Chemical composition and pharmacological basis of polygala root

Polygala's medicinal value stems from its rich active ingredients.Polygala saponinIt is its main effective substance and can improve cognitive function by regulating neurotransmitters (such as 5-hydroxytryptamine);PolysaccharidesIt has an immunomodulatory effect. Studies have shown that polygala extract can reduce oxidative stress levels in the brain and protect neurons (see Table 1 for data). In addition, its volatile oil components can promote the dilution of respiratory tract sputum, confirming the traditional "expectant and resuscitation" effect.

Core functions: calming the mind, improving intelligence and eliminating phlegm.

In traditional Chinese medicine theory, polygala is classified asHeart meridian, kidney meridian, especially good at relieving insomnia and forgetfulness caused by heart and kidney disharmony. Clinically, it is often used in combination with Poria cocos and Ziziphus seed to treat neurasthenia. Its sedative effect is related to the regulation of γ-aminobutyric acid (GABA) receptors. At the same time, Polygala's expectorant effect is outstanding in chronic bronchitis, cough with excessive phlegm and other diseases. It is often used together with Platycodon grandiflorum and almond to enhance the curative effect. It should be noted that patients with phlegm-heat syndrome should use it with caution to avoid aggravating symptoms.

Modern Research and Notes

Modern pharmacology has confirmed that polygala’sAntioxidant and neuroprotectiveThe effect may have potential improvement value for Alzheimer's disease (animal experiments show that it can reduce beta-amyloid deposition). However, overdose may cause gastrointestinal discomfort. It is recommended that the daily dosage be controlled at 3-10 grams. Pregnant women and those with yin deficiency and excessive fire should avoid using it. The principles of syndrome differentiation of traditional Chinese medicine must be followed when formulating, and self-medication should not be blindly used.

Summary and reasonable use suggestions

Polygala, as a traditional Chinese medicine, itsCalming, expectorant, anti-inflammatoryIts multi-target effects have been verified by some modern studies, but it needs to be made clear that it is not a panacea. When using, treatment should be based on individual constitution and disease syndrome differentiation, and formulas from regular medical institutions should be given priority. In the future, more high-quality clinical research is needed to further clarify its mechanism of action and safety to provide a basis for the scientific application of traditional medicinal materials.

Quote sources:

1. "Chinese Pharmacopoeia" 2020 Edition (National Pharmacopoeia Commission)
2. Zhang Boli's "Clinical Medication Guide of Traditional Chinese Medicine" (People's Medical Publishing House 2017)
3. Experimental data are quoted from "Traditional Chinese Medicine Pharmacology and Clinical Medicine" Issue 4, 2018