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Milligrams to US Teaspoons Converter

Convert milligrams (mg) to US teaspoons (tsp), 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
0.000202884 tsp
Density used
1 g/mL (USDA FDC 174158, 1 ml = 1 g)

1 milligrams of water = 0.000202884 US teaspoons. 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 tablespoons0.000067628
US fluid ounces0.000033814
US cups0.00000422675
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. = 0.000202884136211 tsp

How to convert milligrams to us teaspoons

1 mg = 0.000202884 tsp, so multiply by 0.000202884 to go from milligrams to US teaspoons. Going the other way, 1 tsp = 4,928.92 mg.

tsp = mg × 0.000202884
mg = tsp × 4,928.92

Worked example:

5 mg = 0.005 g
÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 0.005 mL
= 0.00101442068106 tsp

Milligrams to us teaspoons table

MilligramsUS Teaspoons
1 mg0.000202884 tsp
2 mg0.000405768 tsp
3 mg0.000608652 tsp
4 mg0.000811537 tsp
5 mg0.00101442 tsp
6 mg0.0012173 tsp
7 mg0.00142019 tsp
8 mg0.00162307 tsp
9 mg0.00182596 tsp
10 mg0.00202884 tsp
15 mg0.00304326 tsp
20 mg0.00405768 tsp
25 mg0.0050721 tsp
30 mg0.00608652 tsp
40 mg0.00811537 tsp
50 mg0.0101442 tsp
75 mg0.0152163 tsp
100 mg0.0202884 tsp
250 mg0.050721 tsp
500 mg0.101442 tsp
1000 mg0.202884 tsp

About the units

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

Formula version 0.1.0Reviewed