Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Vitamin B12 Deficiency 183 54
General health 168 81
Vitamin B12 deficiency 66 27
Fatigue 54 27
Fibromyalgia 21 9
Multiple Sclerosis 19 8

Show all 100 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 1
Moderate 5
Mild 6
None 201

Commonly reported side effects and conditions associated with Vitamin B12 (cyanocobalamin)

Side effect Patients
Bruising 1
Diarrhea 1
Dizziness with nausea 1
Fatigue 1
Heavy sensation 1
Injection site pain 1

Show all 13 reported side effects

Dosages

Based on patients currently taking Vitamin B12 (cyanocobalamin)

Dosage Patients
1,000 mcg daily 32
1 mg daily 19
500 mcg daily 12
1 mg monthly 10
1 mg twice daily 6
5 mg daily 5
2,000 mcg daily 5
1 mg weekly 4
250 mcg daily 4
1,000 mg daily 4

See all 51 dosages

Why patients stopped taking Vitamin B12 (cyanocobalamin)

Multiple reasons could be selected

Reason Patients
Other 39
Doctor's advice 25
Did not seem to work 21
Course of treatment ended 16
Expense 13
Personal research 4
Side effects too severe 2
Change in health plan coverage 1
See all 100 patients who’ve stopped taking Vitamin B12 (cyanocobalamin)

Duration

Currently taking Vitamin B12 (cyanocobalamin)

Duration Patients
1 - 6 months 12
6 months - 1 year 15
1 - 2 years 26
2 - 5 years 46
5 - 10 years 41
10 years or more 19

Stopped taking Vitamin B12 (cyanocobalamin)

Duration Patients
Less than 1 month 10
1 - 6 months 29
6 months - 1 year 19
1 - 2 years 21
2 - 5 years 15
5 - 10 years 6
10 years or more 1
Adherence
Adherence Evaluations
Always 156
Usually 32
Sometimes 10
Never taken as prescribed 15
Burden
Burden Evaluations
Very hard to take 3
Somewhat hard to take 8
A little hard to take 35
Not at all hard to take 167
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 0
$50-99 0
$25-49 2
< $25 131
Not specified 80
Last updated:

26 patient evaluations for Vitamin B12 (cyanocobalamin)

152 members have decided to share their profiles only with other members of PatientsLikeMe.

Worshipper
11071 thumb
Worshipper
Gender: M
Data Quality: 3 stars
Depression: 1
Mania: 0
Emotional: 0
Anxiety: 0
Compulsion: 0
External Stress: Low
59 M
Function: Moderate
Distress: Low
I am: n
I have:
Schizoaffective Disorder

See Worshipper's full Vitamin B12 (cyanocobalamin) history

Dec 20, 2016 (Started Jun 28, 2013)

  • Effectiveness
    Major (for Vitamin B12 Deficiency)
  • Effectiveness
    Can’t tell (for Loss of energy)
  • Effectiveness
    Can’t tell (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1000 mcg Daily
Advice & Tips: The amount of Vitamin B12 in my blood has improved GREATLY.
Cost: < $25 monthly

Feb 24, 2015 (Started Jun 28, 2013)

  • Effectiveness
    Slight (for Loss of energy)
  • Effectiveness
    Can’t tell (for General health)
  • Effectiveness
    Major (for Vitamin B12 Deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1000 mcg Daily
Cost: < $25 monthly

  • 0 helpful marks
Les1952
36733 thumb
Les1952
Sex: M
Data Quality: 2 stars
Sensation: None
Overall: Mild
Cognition: moderate
Vision: mild
Speech: mild
Swallowing: none
Upper limb: moderate
Walking: none
I am: vg
I have:
MS

See Les1952's full Vitamin B12 (cyanocobalamin) history

Aug 17, 2016 (Started Feb 15, 2015)

  • Effectiveness
    None (for Vitamin B12 Deficiency)
  • Side effects
    None
  • Adherence
    Never taken as prescribed
  • Burden
    Not at all hard to take

Feb 15, 2016 (Started Feb 15, 2015)

  • Effectiveness
    Major (for Vitamin B12 Deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 2.5 mg Daily

  • 0 helpful marks
westchester
28168 thumb
westchester
Sex: F
Data Quality: 2 stars
Sensation: Moderate
Overall: Moderate
Cognition: moderate
Vision: moderate
Speech: moderate
Swallowing: moderate
Upper limb: moderate
Walking: severe
I am: vg
I have:
MS

See westchester's full Vitamin B12 (cyanocobalamin) history

Jun 15, 2016 (Started Jun 30, 2012)

  • Effectiveness
    None (for Vitamin B12 Deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Twice daily

  • 0 helpful marks
Last updated:
Showing 3 of 26 patient evaluations for Vitamin B12 (cyanocobalamin)