Taking a high-dose vitamin C supplement everyday reduced the number
of colds experienced by people in a Japanese trial, although intake
of the vitamin appeared to have no impact on the severity or
duration.
Echinacea's reputation for chasing off the common cold has made it
one of the most widely used herbal products on the market, but a
study published today casts doubt on its efficacy. Jess
Halliday discusses the merits and shortfalls...
Echinacea, currently one of the most popular herbal remedies in
Europe, taken to treat the common cold, had no effect when tested
on a small group of students with colds, report researchers in the
US.
