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Milligrams to US Cups Converter

Convert milligrams (mg) to US cups (cup), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Convert cups and spoons to grams or ounces (or back) for a chosen ingredient, using USDA weights, or enter your own density.

The quantity to convert. Fractions such as 3/4 or 1 1/2 are accepted.
Unit you want. Swap exchanges the two units.
Weight per cup differs by ingredient and by how it is measured (sifted, packed, chopped). Each option names the assumption used; choose Other to enter your own density.
Only used when the ingredient is Other: the weight per volume of your ingredient.
Result
Converted amount
0.00000422675 cup
Density used
1 g/mL (USDA FDC 174158, 1 ml = 1 g)

1 milligrams of water = 0.00000422675 US cups. Weights for cups and spoons vary with how the ingredient is measured, so treat this as a close estimate.

Show the the same amount in other volume units (17 rows)
The same amount in other volume units
UnitAmount
US teaspoons0.000202884
US tablespoons0.000067628
US fluid ounces0.000033814
US liquid pints0.00000211338
US liquid quarts0.00000105669
US gallons2.64172e-7
US nutrition-label fluid ounces0.0000333333
US nutrition-label cups0.00000416667
milliliters0.001
liters0.000001
metric teaspoons0.0002
metric tablespoons0.0000666667
metric cups0.000004
imperial fluid ounces0.0000351951
imperial pints0.00000175975
imperial quarts8.79877e-7
imperial gallons2.19969e-7
Show the working
  1. 1 mg = 0.001 g
  2. ÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 0.001 mL
  3. = 0.00000422675283773 cup

How to convert milligrams to us cups

1 cup = 236,588 mg, so divide by 236,588 to go from milligrams to US cups (1 mg = 0.00000422675 cup).

cup = mg ÷ 236,588
mg = cup × 236,588

Worked example:

5 mg = 0.005 g
÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 0.005 mL
= 0.0000211337641887 cup

Milligrams to us cups table

MilligramsUS Cups
1 mg0.00000422675 cup
2 mg0.00000845351 cup
3 mg0.0000126803 cup
4 mg0.000016907 cup
5 mg0.0000211338 cup
6 mg0.0000253605 cup
7 mg0.0000295873 cup
8 mg0.000033814 cup
9 mg0.0000380408 cup
10 mg0.0000422675 cup
15 mg0.0000634013 cup
20 mg0.0000845351 cup
25 mg0.000105669 cup
30 mg0.000126803 cup
40 mg0.00016907 cup
50 mg0.000211338 cup
75 mg0.000317006 cup
100 mg0.000422675 cup
250 mg0.00105669 cup
500 mg0.00211338 cup
1000 mg0.00422675 cup

About the units

Milligrams (mg)
Milligrams, a metric unit. Definition: BIPM SI Brochure.
US Cups (cup)
US cups, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).

Formula version 0.1.0Reviewed