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Milligrams to US Cups Converter

Convert milligrams (mg) to US cups (cup)

Convert Weight to Volume

mg

Pure water at about 4 °C. At room temperature it's 0.998 g/mL.

Results update as you type

Result

0.000004226753 cup
US Cups

1 mg of water = 0.000004226753 cup

1 mg in other units

  1. 1
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  2. 2
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  3. 3
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How to convert milligrams to US cups

Weight and volume are linked by density. Water weighs 1 gram per millilitre, so for water cup = mg × 0.000004226753 (water). For other substances, pick one above.

cup = mg × 0.000004226753 (water)

500 mg of water = 0.002113376 cup

Other substances

1 mg is milk 0.000004104 cup, cooking oil 0.000004594 cup, ghee (melted) 0.000004645 cup, honey 0.000002977 cup. Lighter substances such as oil take up more volume for the same weight.

About milligrams (mg)

A milligram is one thousandth of a gram. Medicine doses are often given in milligrams.

About US cups (cup)

A US cup is about 236.6 mL. A metric cup is 250 mL.

More conversions

US Cups to MilligramsAll units: Weight to Volume Converter

Milligrams to other units

Other units to US Cups

Frequently asked questions

How many US cups are in one milligram?

For water, one milligram is 0.000004226753 US cups. For other substances it depends on density: milk 0.000004104 cup, cooking oil 0.000004594 cup, ghee (melted) 0.000004645 cup, honey 0.000002977 cup.

Is the mg to cup conversion the same for every liquid?

No. Weight and volume are linked by density, so oil, milk and honey all give different answers. Pick the substance in the converter above.

How do I convert milligrams to US cups?

Turn the weight into grams, divide by the density in g/mL to get millilitres, then convert to US cups. For water: 500 mg = 0.002113376 cup.