Echinacea will not help overcome the cold - scientists

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Overview experts from the University of Wisconsin in Madison found no evidence to support the use of preparations based on echinacea in preventing disease, but does not rule out "small preventive effect." "Evidence of the effectiveness of echinacea in treating colds insufficient" - said in a new report published in The Cochrane Library

The research team from the University of Cardiff checked results 24 randomized controlled trials conducted in 1998, 2006 and 2008, to determine whether the drug Echinacea safe and effective way to prevent and treat colds and SARS. The tests examined the effect of 33 drugs, which was compared with the effect of placebo. Echinacea products differed depending on different plant species, parts of plants used in the manufacturing process.

At the same time, the authors of the review suggest that some drugs echinacea really help reduce the relative risk of colds at 10 to 20 percent, which has, in their opinion, the clinical significance. Most importantly, Echinacea products differ greatly in terms of security, and that the vast majority of these supplements have not been tested in clinical trials.

Also, reviewers noted that people who often suffer from colds and SARS, spend about $ 8 billion a year on medications, including dietary supplements such as Echinacea additives.

Echinacea will not help overcome the cold - scientists
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