Mag-Ox Magnesium Oxide 483 mg 120 Tablets
- Item Form: Tablet
- Flavor: Unflavored
- Primary Supplement Type: Magnesium
- Diet Type: Gluten Free
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A straightforward, high-dose magnesium oxide tablet from a brand built specifically around this compound, reasonable for anyone needing concentrated magnesium.
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ASIN: B004CXBLAOCategory: Magnesium Supplements
Overview
Mag-Ox delivers 483 mg of pharmaceutical grade magnesium oxide per tablet, described as the most concentrated form of magnesium, in a bottle of 120 tablets.
Magnesium oxide is valued in supplements for its high elemental magnesium content per milligram compared to other magnesium forms, which is the basis for the concentrated claim here. No additional flavor or dietary attributes were provided in this listing beyond the tablet form and count.
- 483 mg magnesium oxide per tablet
- Pharmaceutical grade
- Concentrated form of magnesium
- 120 tablets per bottle
Who it's for
Suited to adults wanting a high-dose, no-frills magnesium tablet. Not ideal for anyone who has been advised to use a different magnesium form for absorption or digestive reasons.
Pros and cons
- High 483 mg dose per tablet
- Pharmaceutical grade magnesium oxide
- 120 tablets per bottle
- No flavor, dietary or allergen details listed for this product
Performance notes
Magnesium oxide packs more elemental magnesium by weight than many alternative magnesium compounds, which is why a single 483 mg tablet counts as a concentrated dose. The tablet format here is described as pharmaceutical grade.
Specifications
| Brand | Mag-Ox |
|---|---|
| Dimensions & fit | |
| Item Weight | 0.15 pounds |
| Capacity & performance | |
| Age Range Description | Adult |
| Construction & materials | |
| Material Type Free | Alcohol Free |
| Included components | |
| Unit Count | 120 |
| Other details | |
| Item Form | Tablet |
| Flavor | Unflavored |
| Primary Supplement Type | Magnesium |
| Diet Type | Gluten Free |
| Number Of Items | 1 |
| Product Benefits | Energy Management |
| Allergen Information | Gelatin |
| Concentration | 483 Mg |
Frequently asked questions
How much magnesium is in each Mag-Ox tablet?
483 mg of magnesium oxide per tablet.
How many tablets are in a bottle of Mag-Ox?
120 tablets.
What form of magnesium does Mag-Ox use?
Magnesium oxide, described as pharmaceutical grade and the most concentrated form of magnesium.