References in periodicals archive ?
Gardeners who view their gardens mainly in the evening should consider Echinacea purpurea Purity.
Whilst this study does not and is not able to provide clear scientific evidence supporting the use of echinacea during pregnancy, it revealed no increased risk of malformations or difference in common pregnancy outcomes.
Here, we test whether exposure to Echinacea ethanolic extract (ECH) and each of seven chemically synthesized pure alkamides found in Echinacea (Matovic et al.
Efficacy of a Standardized Echinacea Prepartion (Echinilin) for the Treatment of the Common Cold: A Randomized, Double-Blind, Placebo-Controlled Trial," Journal of Clinical Pharmacy and Therapeutics 29, 75-839(2004).
A 2004 evaluation of 19 different Echinacea brands by the non-profit Consumers Union and published in Consumer Reports found that the amount of Echinacea actually present in supplements varied considerably from brand to brand-and even in some cases from bottle to bottle of the same brand.
This is a 65% ethanol extract of the aerial parts of Echinacea purpurea (1:12) combined with 5% E.
Since 1995, Echinacea angustifolia plants have been studied on prairie remnants in Douglas County, Minnesota.
The blinded placebo pills group and the echinacea pills group did not significantly differ on any of the outcomes, which included severity of the cold (assessed twice daily by a validated self-reported questionnaire), and change in nasal wash neutrophil counts and serum levels of interleukin 8 (assessed at intake and 2 days later).
Most of these Echinacea populations were found to have a remarkable range of genetic diversity.
Echinacea purpurea, Astragalus membranaceus and Glycyrrhiza glabra are well-known to herbalists for, among other actions, their immunostimulating properties.
Moreover, the findings conflict with those of other research, including a 2005 University of Virginia study that found none of three specially prepared Echinacea extracts had any effect on how often the participants in their study caught colds or on the severity of their symptoms.
There is considerable controversy over the safety and value of Echinacea in autoimmune disease.