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Doctor insights on: What Is The Most Vitamin C I Should Take Per Day

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What is the most vitamin C I should take per day?

What is the most vitamin C I should take per day?

Unsure: This has been debated for decades. I feel much better when the diet is high in vitamin c by true food like citrus. That is if possible. ...Read more

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Dr. Randy Baker
569 doctors shared insights

Vitamin C (Definition)

Vitamin C is a vitamin which is a kind of nutritional agent ...Read more


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Is it okay to take 2000mg of Vitamin C per day?

Is it okay to take 2000mg of Vitamin C per day?

Yes: Linus Pauling used to recommend 3,000-5,000 mg of Vitamin C per day on a regular basis. For those with cancer or viral infections, he recommended doses in excess of 10 gm per day. Many physicians recommend therapeutic doses of vitamin C as high as 2 gm every hour, to "bowel tolerance"--i.e., until gastritis or diarrhea results. ...Read more

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Is it okay to take 6 tablets of 500mg vitamin C per day if a person is ill?

Is it okay to take 6 tablets of 500mg vitamin C per day if a person is ill?

Why so much: There's no clear benefit to such high doses. In the end, this is a water soluble vitamin so you're unlikely to run into problems, as you should pee most of the extra out. But, at least for men, high dose vitamin C has been shown to increase the risk of kidney stones. You're probably better of keeping the dose in the range of 1000mg or less to be safe. ...Read more

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Is it safe to take 1, 000mg of vitamin C per day?

Is it safe to take 1, 000mg of vitamin C per day?

Yes: This amount is a reasonable dose, although recommendations can vary widely depending on source or reason for taking it. The best way to get any vitamin is through your diet. If you take additional vit c be aware many otc supplements add it, so the total dose can get high fast. High doses of vit c usually cause diarrhea first, and yellow urine.Megadoses should be used cautiously. Vitamins are drugs. ...Read more

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How much vitamin C is allowed per day? I have a cold and would like to take vitamin C to reduce symptoms. Is 2000 a day ok?

How much vitamin C is allowed per day? I have a cold and would like to take vitamin C to reduce symptoms. Is 2000 a day ok?

Safe to take 40,000!: There is no know "toxicity" to oral vitamin C though too much can cause loose stools. There is some concern that taking large amounts of Vit C on a longterm basis can increase risk of kidney stones but the evidence is contradictory: http://tinyurl.com/ho9dccc Vit. C won't help your cold much without high doses. I advise 2000 mg every hour until you get loose stools- see http://tinyurl.com/lqevelt ...Read more

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Is it okay to take more than one vitamin C tablet per day on top of a multivitamin if it says on the vitamin C bottle to only take one a day?

Is it okay to take more than one vitamin C tablet per day on top of a multivitamin if it says on the vitamin C bottle to only take one a day?

Follow directions: Vitamin C is a water soluble vitamin and is not stored in the body like fat soluble vitamins, (A, E, D, and K) so it unlikely that you will overdose. Since you are already taking a multivitamin that has vitamin C you should follow the directions on the bottle. ...Read more

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I read that taking high doses of vitamin C can affect birth control effectiveness. I am on seasonique and take vit. C supplement about 560 mg per day?

Unlikely: A study has shown that the increase in availability of estrogen in women taking a lot of vitamin c is not of any clinical significance. Vitamin c does not decrease the effectiveness of the pills, although huge doses may cause mild symptoms of excess estrogen. ...Read more

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Dr. Heidi Fowler
389 doctors shared insights

Cecon (Definition)

Cecon is a vitamin which is a kind of nutritional agent ...Read more