什么是紫锥菊制剂？

Echinacea preparations (from Echinacea purpurea and other Echinacea species) may improve the body's natural immunity.紫锥菊制剂（紫锥菊和其他紫锥菊物种）可能会改善人体的自然免疫力。 Echinacea is one of the most commonly used herbal products, but studies are mixed as to whether it can help prevent or treat colds.紫锥菊是最常用的草药产品之一，但关于它是否可以帮助预防或治疗感冒的研究还很复杂。 A meta-analysis of 14 clinical studies examining the effect of echinacea on the incidence and duration of the common cold found that echinacea supplements decreased the odds of getting a cold by 58%.一项针对1.4个临床研究的荟萃分析分析了紫锥菊对普通感冒的发病率和持续时间的影响，发现紫锥菊补充剂使患感冒的几率降低了XNUMX％。 It also shortened the duration of a cold by XNUMX days.它还使感冒持续时间缩短了XNUMX天。