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ORS (Oral Rehydration Solution) Calculator

L

Result

Water L1
Sugar tsp6
Salt tsp0.5
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ORS (Oral Rehydration Solution) Calculator — free online calculator.

Formula

Per 1 litre clean water: 6 level tsp sugar + ½ level tsp salt
  • ORS (Oral Rehydration Solution) Calculator calculates its result from Water volume (L). It uses the formula Per 1 litre clean water: 6 level tsp sugar + ½ level tsp salt. Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are Water volume. 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: ORS (Oral Rehydration Solution)

Inputs
  • Water volume: 1

Using Water volume (L) = 1, the calculated result is Water L: 1 | Sugar tsp: 6 | Salt tsp: 0.5.

Sample result: Calculating…

Frequently asked questions

What does the ORS (Oral Rehydration Solution) calculate?

ORS (Oral Rehydration Solution) Calculator — free online calculator.

Which values should I enter?

Enter Water volume using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Per 1 litre clean water: 6 level tsp sugar + ½ level tsp salt.

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