| Ingredients | Amount Per Serving |
|---|---|
Calcium (as Calcium Carbonate) Calcium | 130 mg |
Elemental Magnesium (as Magnesium Oxide) Magnesium | 483 mg |
Outcomes Supported by Research
Research Evidence
How this product's ingredient doses compare to doses studied in research.
- Calcium130 mgStudies used 500 mg/day (median 500) across 1 studyBelow studied range
- Magnesium483 mgStudies used 80–637 mg/day (median 250) across 5 studiesIn typical studied range
Product Description
- Supports muscle and nerve function with 483 mg of Elemental Magnesium (as Magnesium Oxide).
- Helps maintain bone health with added 130 mg of Calcium (as Calcium Carbonate).
- Gluten Free to accommodate dietary needs and preferences.
- Convenient tablet form for easy daily intake.
- Formulated by 21st Century, ensuring quality you can trust.
Taking MgO-400 daily can help you manage muscle cramps, improve nerve signaling, and support overall bone density, making it a valuable addition to your wellness routine.
Other ingredients
- Cellulose
- croscarmellose sodium
- stearic acid
- kelp
- Magnesium silicate
- magnesium stearate
- maltodextrin
- silicon dioxide
Free of
- sugar
- yeast
- preservatives
- artificial flavors
- artificial colors
Serving Size: 2
Servings per Container: 45
Pill Type: Tablet
Flavor: -
UPC: 740985270721





