Photo by: Wally Eberhart / Visuals Unlimited
Vitamin C
The cold-fighting prowess of vitamin C remains uncertain. Some studies suggest it can help reduce the duration of cold symptoms by about a day. In one study, participants who were exposed to extreme physical stress and cold weather and who took vitamin C were 50% less likely to get a cold. To help stem a cold, 2,000 milligrams seems to work best, but this high dose may cause diarrhea and ...
more Photo by: Wally Eberhart / Visuals Unlimited
Vitamin C
The cold-fighting prowess of vitamin C remains uncertain. Some studies suggest it can help reduce the duration of cold symptoms by about a day. In one study, participants who were exposed to extreme physical stress and cold weather and who took vitamin C were 50% less likely to get a cold. To help stem a cold, 2,000 milligrams seems to work best, but this high dose may cause diarrhea and stomach upset.
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