Vitamin C “is powerless” in battle against colds (People’s Daily) Taking vitamin C to combat colds is a waste of time, scientists have revealed. They found that the supplements, commonly perceived to be a tonic for winter ills, have little preventative effect and are no use at dealing with symptom ... [News Source]

Vitamin C for treating the common cold (News-Medical-Net) Unless you run marathons, you probably won't get much protection from common colds by taking a daily supplemental dose of vitamin C, according to an updated review of 30 studies. [News Source]

Vitamin C pills don’t combat colds: researchers (AFP via Yahoo! News) Vitamin C supplements are practically useless in a bid to avert colds, researchers concluded in analysis published Wednesday. [News Source]

Vitamin C useless for preventing or treating colds (Reuters via Yahoo! News) For the average person, popping vitamin C pills is unlikely to ward off the common cold or shorten its length or severity. However, for people exposed to short bouts of extreme physical exercise or cold temperatures, vitamin C may markedly reduce their risk of catching a cold. [News Source]

Is vitamin K deficiency more common than thought? (Nutraingredients.com) 7/18/2007 - Many apparently healthy people may be vitamin K deficient, says a new review, potentially increasing the risk of bone loss and also for arterial calcification. [News Source]