What is Vitamin B3 (Niacin)?

Category: Supplements

Most popular types: Niaspan Niaspan ER Niacin SR Show all

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Vitamin B3, niacin, is used with diet changes (restriction of cholesterol and fat intake) to reduce the amount of cholesterol and certain fatty substances in your blood.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
General health 41 13
Multiple sclerosis 16 11
High cholesterol (hypercholesterolemia) 5 2
Amyotrophic lateral sclerosis 4 0
Hyperlipidemia 4 1

Show all 40 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 7
Moderate 13
Mild 16
None 34

Commonly reported side effects and conditions associated with Vitamin B3 (Niacin)

Side effect Patients
Flushing 11
Burning sensation in skin 2
Facial flushing 2
Hot flashes 2
Unbearable stinging all over 2
Burning sensation 1

Show all 17 reported side effects

Dosages

Based on patients currently taking Vitamin B3 (Niacin)

Dosage Patients
500 mg daily 13
1,000 mg daily 4
100 mg daily 3
250 mg daily 3
500 mg twice daily 2
1,500 mg daily 2
2,000 mg daily 2
1 mg daily 1
250 mg twice daily 1
1,000 mg twice daily 1

See all 11 dosages

Why patients stopped taking Vitamin B3 (Niacin)

Multiple reasons could be selected

Reason Patients
Other 15
Side effects too severe 15
Doctor's advice 12
Did not seem to work 6
Expense 4
Personal research 3
Change in health plan coverage 2
Course of treatment ended 1
See all 51 patients who've stopped taking Vitamin B3 (Niacin)

Duration

Currently taking Vitamin B3 (Niacin)

Duration Patients
1 - 6 months 2
6 months - 1 year 1
1 - 2 years 3
2 - 5 years 9
5 - 10 years 13
10 years or more 5

Stopped taking Vitamin B3 (Niacin)

Duration Patients
Less than 1 month 7
1 - 6 months 12
6 months - 1 year 6
1 - 2 years 12
2 - 5 years 10
5 - 10 years 4
10 years or more 2
Adherence
Adherence Evaluations
Always 47
Usually 17
Sometimes 2
Never taken as prescribed 4
Burden
Burden Evaluations
Very hard to take 3
Somewhat hard to take 3
A little hard to take 8
Not at all hard to take 56
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 0
$50-99 2
$25-49 3
< $25 32
Not specified 33
Last updated:

14 patient evaluations for Vitamin B3 (Niacin)

Aug 16, 2017 (Started Aug 14, 2017)

  • Effectiveness
    Can't tell (for high cholesterol)
  • Side effects
    Moderate (flushing)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 250 mg Twice daily
Advice & Tips: Research the effects of flushing, make sure you know what to expect.
Cost: < $25 monthly

  • 0 helpful marks

Jul 7, 2015 (Started Jul 01, 2014)

  • Effectiveness
    Can't tell (for high cholesterol)
  • Effectiveness
    Can't tell (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 500 mg Daily
Cost: < $25 monthly

  • 0 helpful marks

Jun 16, 2014 (Started Dec 04, 2013)

  • Effectiveness
    Can't tell (for high cholesterol)
  • Effectiveness
    Can't tell (for high triglycerides)
  • Side effects
    Mild (flushing)
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 1000 mg Daily

  • 0 helpful marks
Last updated:
Showing 3 of 14 patient evaluations for Vitamin B3 (Niacin)