Actually no. While data shows that vitamin C certainly boosts the immune system, it has never been proven that it prevents illness.
HOWEVER, it has been proven that vitamin C can reduce the duration of a cold... so, about 1000 mg per day once you begin to feel the onset of a cold, and it's likely to shorten the length of your illness.
oh and p.s. too much vitamin C can NOT hurt you. It is a water soluble vitamin, which means your body will use what it can, and excrete the rest in urine.
2006-11-11 11:27:34
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answer #1
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answered by carmenPI 3
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Vitamin C is required for the growth and repair of tissues in all parts of your body. Vitamin C is one of many antioxidants. Antioxidants also help reduce the damage to the body caused by toxic chemicals and pollutants such as cigarette smoke.The body does not manufacture vitamin C on its own, nor does it store it. It is therefore important to include plenty of vitamin C-containing foods in your daily diet.
There is continuing debate within the scientific community over the best dose schedule (the amount and frequency of intake) of Vitamin C for maintaining optimal health in humans.
A balanced diet without supplementation contains enough Vitamin C to prevent acute scurvy in an average healthy adult. For people who smoke, those under stress, and pregnant women it takes slightly more.
Recommendations for vitamin C intake have been set by various national agencies as follows:
40 mg per day: Food Standards Agency (UK)
60–95 mg per day, Dietary Reference Intake (DRI), Recommended Daily Allowance (RDA), U.S. Food and Nutrition Board 2004.
The U.S. Dietary Reference Intake Tolerable Upper Intake Level (UL) for a 25-year old male is 2,000 mg/day. Vitamin C is recognized to be one of the least toxic substances known to medicine.
There is a strong advocacy movement for large doses of Vitamin C, although not all purported benefits are supported by the medical establishment. Many pro-Vitamin C organizations promote usage levels well beyond the current Dietary Reference Intake (DRI).
At least 29 controlled clinical trials involving a total of over 11,000 participants have been conducted into vitamin C and the Common cold.The trials show that vitamin C reduces the duration and severity of colds but not the frequency. The data indicate that there is a normal dose-response relationship. Vitamin C is more effective the higher the dose. The vast majority of the trials were limited to doses below 1 g/day. As doses rise, it becomes increasingly difficult to keep the trials double blind because of the obvious gastro-intestinal side effects. So, the most effective trials at doses between 2 and 10 g/day are met with skepticism.The trials proved that vitamin C is more effective for children. Reports from the field confirm the observations in the trials and suggest that children are less prone to vitamin C side effects.
2006-11-11 20:09:05
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answer #2
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answered by Anonymous
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I once read a book from a guy named Norman Cousins or something close to that. Basically that guy had cancer and he decided to heal himself only with positive thinking and vitamin C. That is the only medication he would take in the hospital. the rest of the time, he would constantly watch funny movies like Marx Brothers,Charlie Chaplin, etc. Laughing creates good endorphins in your bloodstream. The mind & vitamin C combined was all it took for the man to heal that damn disease!
2006-11-11 19:43:34
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answer #3
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answered by Sherluck 6
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Actually, this is just a myth. If you look deeper into it, you will find that there is no scientific evidence that getting more vitamin C fights disease. We all get more than enough from the foods we eat, and too much of it can be toxic.
2006-11-11 19:29:13
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answer #4
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answered by Anonymous
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yes...and as a matter of fact eating a healthy balanced diet everyday will reduce the probability of illness as well....added with regualr excersise and weekly commitment to reducing stress through relaxation...hey you can look forward to being healthy for a long time to come.
2006-11-11 19:31:08
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answer #5
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answered by Chris B 3
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A gram a day should do it. Yes. It is an immune booster, helps the liver detoxify, and is an antioxident.
2006-11-11 19:26:34
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answer #6
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answered by Anonymous
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The experts will argue both side of this one. My experience is: the closer your pH is to the optimum 7.35 the healthier you will be.
2006-11-11 19:36:43
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answer #7
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answered by chillsister 5
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Vit. C is good for you, but there is a limit. I wouldn't do more than 500 mgs a day.
2006-11-11 19:27:38
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answer #8
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answered by Anonymous
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actually that is not true. it does help you to fight colds.
2006-11-11 19:25:59
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answer #9
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answered by michelle b 3
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