PEOPLE who buy echinacea to stave off a common cold are wasting their money and should buy chocolate instead, two separate scientific studies have claimed.
Echinacea, which is believed to minimise the impact of a common cold, was studied by scientists at the University of Wisconsin-Madison School of Medicine and Public Health.
They found the over-the-counter herbal treatment only slightly delayed cold symptoms
In tests of 719 people, aged between 12 and 80, volunteers were randomly given either no pill, a pill they knew contained echinacea, or a pill that could have been echinacea or a placebo.
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