I hate it when I get a cold!  As soon as I get the sniffles I take Vitamin C to fight it.
That's a good idea. There is some evidence that regular use may shorten how long a cold lasts.
I just take whatever amount is in a vitamin.  How much should you take?
, however, some evidence that regular use may shorten the length of colds. It is unclear whether supplementation affects the risk of cancer, cardiovascular disease, or dementia. It may be taken by mouth or by injection.
Vitamin C is generally well tolerated. Large doses may cause gastrointestinal discomfort, headache, trouble sleeping, and flushing of the skin. Normal doses are safe during pregnancy. The United States Institute of Medicine recommends against taking large doses.
Vitamin C was discovered in 1912, isolated in 1928, and
to try it by his friend John Frankenheimer. "He said I should do some TV, that it could be fun as long as you take the same care as you do with feature films--get good actors, do something that's going to be special. It was good advice."
He discovered a friend of his, John Mortimer, had just written a script of "Don Quixote" and offered it to Yates to read. "I did, and I really liked it," said Yates.