Get informed: Vitamin C

Safety/Interactions Indications Side Effects
Facts & Figures Effectiveness Discussion
MEDICATION SAFETY CHECK

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The average iGuard risk rating for Vitamin C is GREEN. It means that Vitamin C normally has a low risk of serious or long-term side effects when used according to instructions.

To learn more about iGuard's risk ratings, click here.

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Why do patients use Vitamin C?

iGuard.org is currently tracking more than 11,560 patients that use Vitamin C (or similar drugs with the same active ingredient(s)). Use the table below to learn why iGuard users take this product; click on any underlined condition to get information on other medications used for treatment.
DISEASE / CONDITION % AVERAGE SEVERITY
IMMUNE SUPPORT
60%
DIETARY SUPPLEMENT
22%
ANEMIA (IRON DEFICIENCY)
<5%
URINARY TRACT INFECTION
<5%

How well does Vitamin C work?

iGuard.org regularly asks patients taking Vitamin C to provide feedback on: disease/condition treated, effectiveness/satisfaction, side effects, and information they wish they knew prior to starting the medication. This feedback is continuously updated for the benefit of other members of the iGuard community.
Average Satisfaction Score
(out of 10)
85 %
Average Effectiveness Score
(out of 10)
75 %
94%   of patients are confident that the good things about Vitamin C outweigh the bad things.


What do iGuard.org users wish they were told before starting this product?
5%
% patients who wished they learned more before starting
5% of patients taking VitaminC wish they were told more about this product before they started it.

TOP THINGS PATIENTS WISHED THEY KNEW...
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ABOUT Vitamin C
Active Drug(s): Ascorbic Acid
WHAT DOES IT DO?
This product is used as a dietary supplement.
photo
VIEW: Wikipedia Content

HOW SAFE IS IT?
Your Risk Rating: PLEASE LOG IN
Average Risk Rating (LOW)
Pregnancy Category N/A
Black Box Warning No


What side-effects do iGuard.org users commonly report for Vitamin C?

9%

9% of patients experience side-effects on Vitamin C


0%

< 1% of patients experience SIGNIFICANT side-effects on Vitamin C


MOST COMMON SIDE EFFECTS...
INDIGESTION
JOINT/BONE PAIN
DIARRHEA
= 10%

Recent alerts for Vitamin C

There have been no alerts regarding Vitamin C during the past year.

Drug Comments for Vitamin C (Ascorbic Acid)

Comments, Questions, and Answers Show Newest | Oldest First 

Question/Comment:

AS I HAVE ONE GENE FOR HAEMACHROMATOSIS DOES TAKING 500MG OF VITAMIN C MAKE THIS WORSE????? AS I KNOW THAT VIT C HELPS TO ABSORB IRON SHOULD I NOT TAKE THIS VITAMIN AT ALL I WOULD APPRECIATE YOUR COMMENTS ON THIS AS I CAN'T SEEM TO KEEP MY IRON LEVELS GOOD UNLESS I GIVE A LITTLE BLOOD NOW AND THEN ....BUT MY SISTERS WHO HAVE THIS PROBLEM ALSO DON'T HAVE A PROBLEM WITH THEIR READINGS.....THEY DON'T TAKE VIT C....THANKS JUDY

62 year old female
Posted: 2008-11-24 06:00:13     Rating: Star Star Star Star Star

Question/Comment:

I haven't had a cold since I started taking it two years ago. 74 yo.

74 year old female
Posted: 2008-05-19 18:54:19     Rating: Star Star Star Star Star

Question/Comment:

I can't get enough of this.

27 year old male
Posted: 2008-04-21 12:51:25     Rating: Star Star Star Star Star

Answer/Reply:

Indeed.

27 year old male
Posted: 2008-04-21 12:58:25     Rating: Star Star Star Star Star

Question/Comment:

I do not.

59 year old female
Posted: 2008-03-10 00:00:00     Rating: Star Star Star Star Star

Question/Comment:

start with a minimum dose and increase every week until you are where you want to be

53 year old female
Posted: 2008-03-10 00:00:00     Rating: Star Star Star Star Star

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Vitamin C can have many different drug interactions. Drug interactions of Vitamin C can vary depending upon other drugs and conditions in your health profile. A list of common drug interactions for Vitamin C can be found., Vitamin C side effects include a range of different complaints. Vitamin C has been associated with different side effects. Side effects of Vitamin C can vary with dose. This may the only place to learn about real world side effects of Vitamin C. Vitamin C safety are displayed on this page