Echinacea use reduces the incidence and duration of the common cold.
Echinacea appears effective in preventing upper respiratory tract infections in children.
Treatment with Echinacea Plus tea at early onset of cold or flu symptoms was effective for relieving these symptoms in a shorter period of time than a placebo.
Probiotic bacteria reduce the duration and severity of common cold episodes.
American Ginseng is safe and effective in reducing relative risk and duration of respiratory symptoms associated with “cold and flu” in adults.
American ginseng is safe, well tolerated, and potentially effective for preventing acute respiratory illness due to influenza and respiratory syncytial virus infections.
Elderberry appears to be safe and effective treatment for influenza A and B.
Elderberry significantly reduces the duration of infection from influenza in a safe manner.
Green tea is safe and effective in preventing cold and flu symptoms, and…
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