What is Magnesium oxide?

Category: Supplements

Most popular types: Mag-Ox Nature's Bounty Magnesium Oxide Phillips' Cramp-free Show all

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See also: Nature's Nectar Migraine Relief Supplement

Magnesium oxide is found in a number of foodstuffs, dietary supplements and antacid treatments. It is used as an electrolyte replacement.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
General health 50 16
Magnesium deficiency 40 10
Constipation 20 6
Migraine headaches 13 13
Hypomagnesemia 7 2
Fibromyalgia 6 3

Show all 53 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 Percentage
Severe 0
Moderate 1
Mild 6
None 60

Commonly reported side effects and conditions associated with Magnesium oxide

Side effect Patients Percentage
Diarrhea 5
Nausea 2
Bowel problems 1
Swallowing difficulty (dysphagia) 1
Weight loss 1

Dosages

Based on patients currently taking Magnesium oxide

Dosage Patients Percentage
400 mg daily 5
500 mg daily 3
140 mg daily 2
250 mg daily 2
250 mg twice daily 2
800 mg daily 2
400 mg twice daily 1
420 mg twice daily 1
400 mg three times daily 1
2000 mg daily 1

See all 11 dosages

Why patients stopped taking Magnesium oxide

Multiple reasons could be selected

Reason Patients Percentage
Other 11
Course of treatment ended 6
Did not seem to work 4
Doctor's advice 3
Personal research 2
Expense 1
See all 26 patients who've stopped taking Magnesium oxide

Duration

Currently taking Magnesium oxide

Duration Patients Percentage
6 months - 1 year 2
2 - 5 years 8
5 - 10 years 8
10 years or more 3

Stopped taking Magnesium oxide

Duration Patients Percentage
Less than 1 month 6
1 - 6 months 7
6 months - 1 year 4
1 - 2 years 4
2 - 5 years 6
Adherence
Adherence Evaluations Percentage
Always 50
Usually 12
Sometimes 3
Never taken as prescribed 2
Burden
Burden Evaluations Percentage
Very hard to take 1
Somewhat hard to take 3
A little hard to take 13
Not at all hard to take 50
Cost per month
Cost per month Evaluations Percentage
$200+ 0
$100-199 0
$50-99 0
$25-49 3
< $25 31
Not specified 33
Last updated:

4 patient evaluations for Magnesium oxide

Mar 7, 2016 (Started Oct 28, 2015)

  • Effectiveness
    Moderate (for restless limbs)
  • Side effects
    Mild (diarrhea)
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 500 mg Daily

  • 0 helpful marks

Jun 18, 2012 (Started May 21, 2007)

  • Effectiveness
    Major (for magnesium deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 400 mg Daily
Cost: < $25 monthly

  • 0 helpful marks

Aug 20, 2008 (Started Jul 23, 2008)

  • Effectiveness
    Can't tell (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 400 mg Daily
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 4 patient evaluations for Magnesium oxide