What is Poria cocos extract?

Overview of Poria Extract

Poria extract is a substance extracted from the dried sclerotium of the Polyporaceae fungus Poria. It has a long history of application in traditional Chinese medicine and is believed to have multiple effects such as diuresis, invigorating the spleen and calming the mind. The main chemical components of Poria extract include polysaccharides, triterpenes, fatty acids, sterols, enzymes, etc., among which polysaccharides and triterpenoids are its main active ingredients.

Main Chemical Components

The chemical composition of Poria extract is very rich, mainly including polysaccharides, triterpenes, steroids, proteins, minerals, etc. Among them, polysaccharides are the characteristic components of Poria, accounting for 70% to 90% of the dry weight of Poria. These polysaccharides can improve their water solubility and biological activity after derivatization treatment, such as carboxymethylation, hydroxyethylation, hydroxypropylation, sulfation, etc. In addition, Poria also contains a variety of triterpenoids, such as pachymic acid and ibric acid, which also play an important role in the biological activity of Poria.

Pharmacological Action

The pharmacological effects of Poria cocos extract mainly include immunomodulation, anti-tumor, anti-inflammatory, etc. Studies have shown that the polysaccharides and triterpenoid compounds in Poria extract have multiple physiological activities such as improving the body's immunity, antibacterial, hypoglycemic, and anti-tumor. In particular, the antitumor activities of Poria cocos polysaccharides and triterpenoids were significantly enhanced after structural modification.

Extraction process

The preparation processes of extracts from the effective parts of Poria cocos mainly include water extraction, ethanol extraction, supercritical fluid extraction, etc. Among them, the water extraction method is to add Poria powder to an appropriate amount of water, and perform repeated soaking, filtering, concentration, drying and other processing steps to obtain Poria powder water extract. The ethanol extraction method is to add an appropriate amount of ethanol to the Poria powder for extraction. Each of these extraction methods has advantages and disadvantages, and the method you choose depends on the type of extract you want and the intended use of the final product.

Efficacy and effects of Poria extract

Diuretic and detumescent: Poria extract contains a variety of active ingredients, which can increase urine excretion and relieve edema symptoms.
Immune regulation: Contains a variety of active ingredients such as polysaccharides, saponins and polyphenols, which can regulate the function of the immune system and enhance the body's immunity.
Antioxidant: Contains a variety of antioxidant ingredients, which can remove free radicals in the body, reduce oxidative damage, and prevent aging and disease.
Hypoglycemic: It can promote the secretion and utilization of insulin and lower blood sugar levels.
Antibacterial effect: It has an inhibitory effect on Staphylococcus aureus, Escherichia coli and Proteus.
Brain-enhancing: The choline contained can enhance and improve the brain's memory function and has a pharmacological effect of benefiting the mind.
Protect the digestive system: It has a significant protective effect on rat liver damage caused by CCl4, can significantly reduce the activity of alanine aminotransferase, and prevent liver cell necrosis.
Improve physical fitness and immunity: Contains a large amount of polysaccharides that are easily absorbed by the human body, which plays a role in improving the body's immunity and increasing the cytotoxicity of T lymphocytes.
Antibacterial and dehumidifying: Contains antibacterial ingredients, which have inhibitory effects on common Staphylococcus aureus, Escherichia coli and Proteus.
Calming and tranquilizing: It is used for patients with palpitations and insomnia, and can promote sleep and improve restlessness.

Application fields of Poria extract

Medical field: Poria extract is mainly used for diuresis and dampness, spleen and mind, and is suitable for the treatment of edema, spleen deficiency and poor appetite, phlegm and palpitations, restlessness, loose stools and diarrhea, palpitations and insomnia.
Health care products field: Due to its various health benefits, it is suitable for people with long-term illness and weak body, which helps prevent diseases and delay aging.
Cosmetic field: As a skin conditioner and astringent, it has antibacterial, anti-inflammatory and moisturizing properties, and is used for skin tightening and fine line cosmetics.

Precautions

For patients with yin deficiency without damp heat, cold and spermatorrhea, and qi deficiency and sinking, Poria should be used with caution. It is recommended to be used after syndrome differentiation by professional Chinese medicine practitioners.

In summary, Poria cocos extract is not only widely used in traditional medicine, but its application in modern health care products and cosmetics is also gradually gaining attention. However, it is still necessary to pay attention to individual differences and professional guidance when using it to ensure safety and effectiveness.

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