It takes about two days to get a cold after exposure to the virus. In this video, Larry Gooss, DO, a family practice doctor at Chippenham & Johnston-Willis Hospitals, explains how virus can continue to live on surfaces.
A RealAge answered. To prevent vitamin C deficiency, government guidelines recommend a daily dose of 90 milligrams (mg) for men, 75 mg for women. We recommend that you get 1,200 mg of vitamin C per day from food and supplements. This higher amount not only prevents deficiency but also helps prevent disease and needless aging.
According to the National Institutes of Health, the average woman 19 and older should consume 75 mg of vitamin C each day, while men in the same age group should get 90 mg a day. By comparison, vitamin C supplements typically offer about 1,000 mg of vitamin C, significantly more than one needs.oods With the Most Vitamin C. Much of the country remains in the grip of one of the worst winter seasons in recent memory, with little sign that the frequent blizzards and icy conditions will come to an end anytime soon, regardless of what Punxsutawney Phil may have seen on Groundhog Day.