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St. John's wort also contains various flavonoids and proanthocyanidin polymers. As an antidepressant, St. John's wort has been shown to inhibit an enzyme (catechol-O-methyltransferase) which degrades certain neurotransmitters such as dopamine. St. John's Wort Extract has also been shown to inhibit serotonin reuptake in the brain, and to
reduce expression of interleukin6 and gammaamino butyric acid (GABA) uptake. Each of these actions can contribute to alleviating depression by slowing the recycling of neurotransmitters needed for maintaining emotional balance.
As an anti-viral agent, St. John's wort has been reputed to inhibit replication of several viruses, including the Herpes simplex, HIV, and the virus that causes mononucleosis.
Application of St.John's Wort Extract:
1) Applied in food field, often used as additives, with distinct fragrance smell, it can promote digestion and increase appetite;
2) Applied in daily necessities field, aslo added into a large amount of oral cleaning products, such as dentifrices, mouthwash and tooth powder;
3) Applied in pharmaceutical field, because of the function of inhibition and paralysis to sensory nerve endings, it can be used as counter irritant.
Function of St.John's Wort Extract:
1.St John's wort is widely known as an herbal treatment for depression. It is proposed that the mechanism of action of St. John's wort is due to the inhibition of reuptake of certain neurotransmitters.
2.St. John's wort is also being studied for anxiety because, in some studies on depression, people taking St. John's wort also reported an improvement in anxiety.
3.St. John's wort has also been suggested as a possible treatment for OCD because the same medications (antidepressants) are often used for OCD, and because of promising results from a preliminary study. A later study on St. John's wort, however, didn't find it more effective than a placebo for OCD.
4. Some alternative practitioners recommend St. John's wort for ear pain due to an ear infection (otitis media).
5.St. John's wort is being explored for smoking cessation. Although promising, well-designed studies are needed.
Advantage
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By Express |
By Air |
By Sea |
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Suitable for under 50kg Fast: 3-7 days High cost Door to door service, easy to pick up the goods |
Suitable for more than 50kg Fast: 3-7 days High cost Port to port, professional broker needed |
Suitable for more than 500kg Slow: 7-45 days Low cost Port to port, professional broker needed |
Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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