Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
General health 822 160
Amyotrophic lateral sclerosis 168 44
Support immune health 80 21
Iron deficiency anemia 72 24
Fatigue 32 6
Multiple sclerosis 28 2

Show all 108 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 4
Moderate 9
Mild 17
None 253

Commonly reported side effects and conditions associated with Vitamin C (ascorbic acid)

Side effect Patients
Diarrhea 4
Anxious mood 2
Upset stomach 2
Acid reflux 1
Bad taste in mouth 1
Bowel irregularity 1

Show all 25 reported side effects

Dosages

Based on patients currently taking Vitamin C (ascorbic acid)

Dosage Patients
500 mg daily 74
1,000 mg daily 68
1,000 mg daily 25
2,000 mg daily 16
3,000 mg daily 9
250 mg daily 7
500 mg twice daily 7
1,500 mg daily 5
4,000 mg daily 4
500 mg three times daily 3

See all 51 dosages

Why patients stopped taking Vitamin C (ascorbic acid)

Multiple reasons could be selected

Reason Patients
Other 102
Did not seem to work 55
Personal research 20
Doctor's advice 19
Expense 19
Course of treatment ended 15
Side effects too severe 10
Change in health plan coverage 3
See all 222 patients who've stopped taking Vitamin C (ascorbic acid)

Duration

Currently taking Vitamin C (ascorbic acid)

Duration Patients
1 - 6 months 11
6 months - 1 year 12
1 - 2 years 24
2 - 5 years 33
5 - 10 years 86
10 years or more 102

Stopped taking Vitamin C (ascorbic acid)

Duration Patients
Less than 1 month 9
1 - 6 months 44
6 months - 1 year 38
1 - 2 years 51
2 - 5 years 44
5 - 10 years 20
10 years or more 17
Adherence
Adherence Evaluations
Always 158
Usually 87
Sometimes 23
Never taken as prescribed 15
Burden
Burden Evaluations
Very hard to take 3
Somewhat hard to take 15
A little hard to take 40
Not at all hard to take 225
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 1
$50-99 2
$25-49 17
< $25 122
Not specified 141
Last updated:

47 patient evaluations for Vitamin C (ascorbic acid)

Jan 26, 2017 (Started Jun 30, 2000)

  • Effectiveness
    Slight (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1,000 mg Daily
Cost: < $25 monthly

  • 0 helpful marks

Oct 2, 2016 (Started Apr 01, 2007)

  • Effectiveness
    Slight (for constipation)
  • Side effects
    Moderate (upset stomach)
  • Adherence
    Usually
  • Burden
    Somewhat hard to take
Advice & Tips: I stopped taking this med because at the large doses I needed to take it caused stomach upset.  I gradually came off it.  That was over a year ago.  I do not take this at all anymore.
Cost: < $25 monthly
Side effects: upset stomach

Jul 1, 2014 (Started Apr 01, 2007)

  • Effectiveness
    Moderate (for constipation)
  • Side effects
    Moderate (upset stomach)
  • Adherence
    Usually
  • Burden
    Somewhat hard to take
Dosage: 100 g Daily
Cost: < $25 monthly
Side effects: upset stomach

Oct 14, 2011 (Started Apr 01, 2007)

  • Effectiveness
    Major (for constipation)
  • Side effects
    Moderate (upset stomach)
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 100 g Daily
Cost: < $25 monthly
Side effects: upset stomach

Mar 15, 2010 (Started Apr 01, 2007)

  • Effectiveness
    Major (for constipation)
  • Side effects
    Mild (upset stomach)
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 100 g Daily
Advice & Tips: I need to take 1 tsp daily every single day for it to work the best for me.
Cost: < $25 monthly
Side effects: upset stomach

  • 0 helpful marks

Aug 30, 2016 (Started Oct 18, 2001)

  • Effectiveness
    Moderate (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3000 mg Daily

Aug 13, 2011 (Started Oct 18, 2001)

  • Effectiveness
    Moderate (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3000 mg Daily
Advice & Tips: Very few colds in 10 years. maybe had 6.

Nov 17, 2010 (Started Oct 18, 2001)

  • Effectiveness
    Major (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3000 mg Daily
Advice & Tips: have had 5 colds in 8 years

  • 0 helpful marks
Last updated:
Showing 3 of 47 patient evaluations for Vitamin C (ascorbic acid)