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Houttuynia cordata extract is the whole herb extract of Houttuynia cordata, belonging to the genus Houttuynia cordata of the family Houttuynia cordata, which mainly contains volatile oil, alkaloids, polysaccharides, organic acids and flavonoids. It has antibacterial, antiviral, improving immunity, anti-leptospira, anti-tumor, antitussive, anti-radiation, analgesia and hemostasis, anti-allergy, anti-inflammatory, diuretic and other functions, and can be made into decoction for use or injection, ear drops, syrup and other widely used in clinical. Houttuynia extract can also be used as a food additive to make special noodles, bread, instant noodles, etc.
Houttuynia cordata is a medicinal herb included in the Chinese Pharmacopoeia, which originates from the dried overground part of Houttuynia cordata, a plant of the family Houttuynia cordata. In summer, when the stems and leaves are luxuriant and the flower spikes are abundant, they are harvested, impurities are removed, and dried in the sun. It can clear heat and detoxify, detumescence and treat sores, diuresis and dehumidification, clear heat and stop dysentery, strengthen the stomach and digest food, and is used to treat lung carbuncle, sores, swollen toxins, hemorrhoids, blood in the stool, and heat accumulation in the spleen and stomach caused by excess heat, heat toxin, dampness, and disease and heat.
The chemical components isolated and identified from the extract of Houttuynia cordata include volatile oil, flavonoids, organic acids, alkaloids and sterols.
1. Flavonoids
Quercetin, Isoquercitrin, Quercetin, Reynoutin, Hyperin and Rutin are the main ingredients. Quercetin is a common component in plants. It is known that more than 100 kinds of Chinese herbal medicines contain quercetin. The content of quercetin in Houbelli herb is 0.4% by differential pulse polarography. In addition, it also contains chlorogenic acid, palmitic acid, linoleic acid, oleic acid, potassium chloride, potassium sulfate and other potassium salts (about 2.7%) and β- Sitosterol and cordarine.
2. Organic acid
It mainly contains chlorogenic acid, palmitic acid, linoleic acid, oleic acid, stearic acid, capric acid, decanoic acid, aspartic acid, aristolochic acid, caprylic acid, etc. It also contains 16 kinds of amino acids, such as aspartic acid, glutamine, serine, histidine, glycine, threonine, alanine, arginine, tyrosine, valine, methionine, phenylalanine, isoleucine, leucine, lysine and proline.
3. Sterols
They mainly include stigmasterol, lentinol β- Sitosteric acid, spinach alcohol, stigmaster-4-en-3,6-dione, rapeseed sterol, etc.
4. Alkaloids
Houttuynia cordata contains Houttuynia cordata alkaloids, cis-N - (4-hydroxystyryl) benzamide, trans-N - (4-hydroxystyryl) benzamide, and apophenol alkaloids.
Houttuynia cordata extract is the whole herb extract of Houttuynia cordata, belonging to the genus Houttuynia cordata of the family Houttuynia cordata, which mainly contains volatile oil, alkaloids, polysaccharides, organic acids and flavonoids. It has antibacterial, antiviral, improving immunity, anti-leptospira, anti-tumor, antitussive, anti-radiation, analgesia and hemostasis, anti-allergy, anti-inflammatory, diuretic and other functions, and can be made into decoction for use or injection, ear drops, syrup and other widely used in clinical. Houttuynia extract can also be used as a food additive to make special noodles, bread, instant noodles, etc.
Houttuynia cordata is a medicinal herb included in the Chinese Pharmacopoeia, which originates from the dried overground part of Houttuynia cordata, a plant of the family Houttuynia cordata. In summer, when the stems and leaves are luxuriant and the flower spikes are abundant, they are harvested, impurities are removed, and dried in the sun. It can clear heat and detoxify, detumescence and treat sores, diuresis and dehumidification, clear heat and stop dysentery, strengthen the stomach and digest food, and is used to treat lung carbuncle, sores, swollen toxins, hemorrhoids, blood in the stool, and heat accumulation in the spleen and stomach caused by excess heat, heat toxin, dampness, and disease and heat.
The chemical components isolated and identified from the extract of Houttuynia cordata include volatile oil, flavonoids, organic acids, alkaloids and sterols.
1. Flavonoids
Quercetin, Isoquercitrin, Quercetin, Reynoutin, Hyperin and Rutin are the main ingredients. Quercetin is a common component in plants. It is known that more than 100 kinds of Chinese herbal medicines contain quercetin. The content of quercetin in Houbelli herb is 0.4% by differential pulse polarography. In addition, it also contains chlorogenic acid, palmitic acid, linoleic acid, oleic acid, potassium chloride, potassium sulfate and other potassium salts (about 2.7%) and β- Sitosterol and cordarine.
2. Organic acid
It mainly contains chlorogenic acid, palmitic acid, linoleic acid, oleic acid, stearic acid, capric acid, decanoic acid, aspartic acid, aristolochic acid, caprylic acid, etc. It also contains 16 kinds of amino acids, such as aspartic acid, glutamine, serine, histidine, glycine, threonine, alanine, arginine, tyrosine, valine, methionine, phenylalanine, isoleucine, leucine, lysine and proline.
3. Sterols
They mainly include stigmasterol, lentinol β- Sitosteric acid, spinach alcohol, stigmaster-4-en-3,6-dione, rapeseed sterol, etc.
4. Alkaloids
Houttuynia cordata contains Houttuynia cordata alkaloids, cis-N - (4-hydroxystyryl) benzamide, trans-N - (4-hydroxystyryl) benzamide, and apophenol alkaloids.
