How do members experience Vitamin B12 (cyanocobalamin)?

Top 5 reported purposes & perceived effectiveness

Purpose Patients Evaluations Perceived Effectiveness
Vitamin B12 deficiency 435 88
General health 236 132
Fatigue 117 50
Pernicious anemia 60 8
Loss of energy 49 20
  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Common side effects

Side effect Patients Percentage
Diarrhea 2
Back pain 1
Bruising 1
Fatigue 1
Headaches 1
Heavy sensation 1

Side effect severity

Side effects as an overall problem
Severity Evaluations Percentage
Severe 2
Moderate 6
Mild 11
None 327

Member evaluations

BAWAlex

evaluated on May 25, 2015

  • Perceived effectiveness for loss of energy: Can't tell
  • Side effects: None

craggster

evaluated on Jul 01, 2013

  • Perceived effectiveness for vitamin B12 deficiency: Slight
  • Side effects: None

aubri328

evaluated on Aug 18, 2013

  • Perceived effectiveness for vitamin B12 deficiency: Major
  • Side effects: None