Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
General health 807 151
Amyotrophic lateral sclerosis 168 44
Support immune health 78 18
Iron deficiency anemia 71 24
Fatigue 31 5
Multiple sclerosis 28 2

Show all 104 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 243

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 55
1,000 mg daily 47
1,000 mg daily 15
2,000 mg daily 13
500 mg twice daily 8
250 mg daily 5
1,500 mg daily 4
1,000 mg twice daily 4
3,000 mg daily 3
4,000 mg daily 3

See all 40 dosages

Why patients stopped taking Vitamin C (ascorbic acid)

Multiple reasons could be selected

Reason Patients
Other 99
Did not seem to work 54
Personal research 19
Doctor's advice 18
Expense 18
Course of treatment ended 14
Side effects too severe 10
Change in health plan coverage 3
See all 215 patients who've stopped taking Vitamin C (ascorbic acid)

Duration

Currently taking Vitamin C (ascorbic acid)

Duration Patients
Less than 1 month 1
1 - 6 months 6
6 months - 1 year 8
1 - 2 years 21
2 - 5 years 28
5 - 10 years 66
10 years or more 60

Stopped taking Vitamin C (ascorbic acid)

Duration Patients
Less than 1 month 7
1 - 6 months 43
6 months - 1 year 38
1 - 2 years 50
2 - 5 years 43
5 - 10 years 19
10 years or more 16
Adherence
Adherence Evaluations
Always 154
Usually 82
Sometimes 23
Never taken as prescribed 14
Burden
Burden Evaluations
Very hard to take 3
Somewhat hard to take 15
A little hard to take 37
Not at all hard to take 218
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 1
$50-99 2
$25-49 13
< $25 119
Not specified 138
Last updated:

46 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 46 patient evaluations for Vitamin C (ascorbic acid)