Randomised, Double Blind, Placebo-Controlled Trial of Echinacea Supplementation in Air Travellers
Objective. To identify whether a standardised Echinacea formulation is effective in the prevention of respiratory and other symptoms associated with long-haul flights. Methods. 175 adults participated in a randomised, double-blind placebo-controlled trial travelling back from Australia to America,...
Main Authors: | , , , , |
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Format: | Online |
Language: | English |
Published: |
Hindawi Publishing Corporation
2012
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Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3249603/ |