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Magnesium Intake (RDA) Calculator

Result

Percent of target80
Gap20
↗ Health

Magnesium Intake (RDA) Calculator — free online calculator.

Formula

RDA from standard dietary reference intakes (mg/day)
  • Magnesium Intake (RDA) Calculator calculates its result from Applicable reference target, Actual daily intake. It uses the formula RDA from standard dietary reference intakes (mg/day). Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are Applicable reference target, Actual daily intake. Enter them in the units and format shown in the calculator.
  • Use the measurement units shown beside each field. The result is an estimate and should be interpreted in context.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Magnesium Intake (RDA)

Inputs
  • Applicable reference target: 100
  • Actual daily intake: 80

Using Applicable reference target = 100, Actual daily intake = 80, the calculated result is Percent of target: 80 | Gap: 20.

Sample result: Calculating…

Frequently asked questions

What does the Magnesium Intake (RDA) calculate?

Magnesium Intake (RDA) Calculator — free online calculator.

Which values should I enter?

Enter Applicable reference target, Actual daily intake using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: RDA from standard dietary reference intakes (mg/day).

Why might my result differ from another source?

Results can differ because measurement methods, rounding and assumptions vary. This calculator is an estimate and is not a medical diagnosis.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026