What is Vitamin B12 (methylcobalamin)?

An example of Vitamin B12 (methylcobalamin)

Methylcobalamin is a form of B12 that easily crosses the Blood Brain Barrier. In low doses it is believed to strengthen the myelin sheath of nerve axons by sharing its methyl groups. Recently, it has been found to have anti-apoptotic properties but only at very high doses.

Reported Purpose & Perceived Effectiveness

Reasons and Perceived effectiveness
Perceived Effectiveness
Purpose # of patients # of patients with evaluations
Major
Moderate
Slight
None
Can’t tell
45 7 Efficacy_major Efficacy_moderate Efficacy_cant_tell
39 9 Efficacy_moderate Efficacy_none Efficacy_cant_tell
34 7 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
19 5 Efficacy_major Efficacy_slight Efficacy_none Efficacy_cant_tell
16 1 Efficacy_major
10 2 Efficacy_moderate Efficacy_none

See all 184 patients currently taking Vitamin B12 (methylcobalamin)

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Reported Side Effects

Side effects as an overall problem

Severe
0
Moderate
1
Mild
3
None
34

Commonly reported side effects, conditions, and hospitalizations associated with Vitamin B12 (methylcobalamin)

1
1
1
1
Hospitalization 1

Reported Dosages

Frequently reported dosages based on patients currently taking Vitamin B12 (methylcobalamin). See all 75 dosages

  1 mg monthly 1 mg daily 5 mg daily 100 mg daily 500 mcg daily 500 mg daily 1,000 mcg daily 1,000 mg daily 2,000 mg daily 5,000 mcg daily
  4 Number of Patients: 4 7 Number of Patients: 7 12 Number of Patients: 12 6 Number of Patients: 6 6 Number of Patients: 6 7 Number of Patients: 7 26 Number of Patients: 26 15 Number of Patients: 15 6 Number of Patients: 6 7 Number of Patients: 7  

Reported Stop Reasons

Why Patients Stopped Taking Vitamin B12 (methylcobalamin) (multiple reasons could be selected)
Reason # Patients Percentage of patients
Other 17   Other: 40%
Did not seem to work 10   Did not seem to work: 23%
Doctor's advice 7   Doctor's advice: 16%
Expense 5   Expense: 12%
Not indicated 4   Not indicated: 9%
Personal research 4   Personal research: 9%
Course of treatment ended 2   Course of treatment ended: 5%
Side effects too severe 2   Side effects too severe: 5%
Change in health plan coverage 1   Change in health plan coverage: 2%

See all 43 patients who’ve stopped taking Vitamin B12 (methylcobalamin)

Currently Taking Vitamin B12 (methylcobalamin)

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more
0

Stopped Taking Vitamin B12 (methylcobalamin)

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more

Reported Adherence, Burden & Cost See details from patient evaluations

Adherence

Taking treatment as prescribed

Adherence of Vitamin B12 (methylcobalamin)

Always
26 68%
Usually
6 16%
Sometimes
3 8%
Never
3 8%

Burden

Difficulty being on treatment

Burden of Vitamin B12 (methylcobalamin)

Very
0 0%
Somewhat
4 11%
A little
9 24%
Not at all
25 66%

Cost

Paid out of pocket

Cost of Vitamin B12 (methylcobalamin)

$200+
1 6%
$100-199
0 0%
$50-99
2 12%
$25-49
2 12%
< $25
12 71%

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9 patient evaluations for Vitamin B12 (methylcobalamin)

Purpose: General health (Started May 14, 2012)
Date Dosage Perceived effectiveness Side Effects Adherence Burden
Jun 14, 2012 500 mg Daily Led_efficacy_3Led_efficacy_3Led_efficacy_3Led_defaultModerate NoneNoneNoneNoneNone AlwaysAlwaysAlwaysAlwaysAlways Not at allNot at allNot at allNot at allNot at all
  • Icon_thumb_off 0 helpful marks
Purpose: ALS (Amyotrophic Lateral Sclerosis) (Started Jul 01, 2010)
Date Dosage Perceived effectiveness Side Effects Adherence Burden
Feb 19, 2012 2 mg Daily ?Can't tell NoneNoneNoneNoneNone UsuallyUsuallyUsuallyUsuallyUsually Not at allNot at allNot at allNot at allNot at all
Jan 13, 2011 2 mg Daily ?Can't tell NoneNoneNoneNoneNone SometimesSometimesSometimesSometimesSometimes Not at allNot at allNot at allNot at allNot at all
  • Icon_thumb_off 0 helpful marks
Purposes: Loss of manual dexterity and Loss of energy (Started Nov 16, 2010)
Date Dosage Loss of manual dexterity Perceived effectiveness Loss of energy Perceived effectiveness Side Effects Adherence Burden
Jun 17, 2011 20 mg Daily Led_efficacy_2Led_efficacy_2Led_defaultLed_defaultSlight Led_efficacy_3Led_efficacy_3Led_efficacy_3Led_defaultModerate NoneNoneNoneNoneNone AlwaysAlwaysAlwaysAlwaysAlways A littleA littleA littleA littleA little
  • Icon_thumb_off 0 helpful marks
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