Sorry, People, Nothing Will Keep You From Getting a Cold 17.45K Brian Moylan 12/22/10 11:48AM Filed to: health watch health watch Medicine colds sick days Vitamin C echinacea Studies shutterstock Fb Here's the annual article pointing out that Vitamin C and Echinacea won't prevent or reduce the symptoms of a cold. You'll have to suffer through it, take a day off, blow your nose, and watch daytime TV like everyone else.