How to convert milligrams to grams
To convert milligrams (mg) to grams (g), multiply the value in milligrams by 0.001.
g = mg × 0.001
Example: 10 mg = 0.01 g.
You can also type 10 mg to g into the smart calculator, or mix units: 1 mg + 1 g.
Milligrams to Grams conversion table
| Milligrams | Grams |
|---|---|
| 0.01 mg | 0.00001 g |
| 0.1 mg | 0.0001 g |
| 0.25 mg | 0.00025 g |
| 0.5 mg | 0.0005 g |
| 1 mg | 0.001 g |
| 2 mg | 0.002 g |
| 3 mg | 0.003 g |
| 4 mg | 0.004 g |
| 5 mg | 0.005 g |
| 6 mg | 0.006 g |
| 7 mg | 0.007 g |
| 8 mg | 0.008 g |
| 9 mg | 0.009 g |
| 10 mg | 0.01 g |
| 12 mg | 0.012 g |
| 15 mg | 0.015 g |
| 20 mg | 0.02 g |
| 25 mg | 0.025 g |
| 30 mg | 0.03 g |
| 40 mg | 0.04 g |
| 50 mg | 0.05 g |
| 60 mg | 0.06 g |
| 75 mg | 0.075 g |
| 100 mg | 0.1 g |
| 250 mg | 0.25 g |
| 500 mg | 0.5 g |
| 1,000 mg | 1 g |
Converting grams back to milligrams
1 g = 1,000 mg. See the Grams to Milligrams converter, or press the swap button above.
About the units
Milligram (mg)
One thousandth of a gram.
Gram (g)
One thousandth of a kilogram.
Mass is the amount of matter in an object; in everyday speech it is called weight. The SI base unit is the kilogram, defined since 2019 through the Planck constant. The international avoirdupois pound is defined as exactly 0.45359237 kilograms.
Questions and answers
How many grams are in a milligram?
One milligram (mg) equals 0.001 grams (g).
How do I convert milligrams to grams?
To convert milligrams to grams, multiply the value in milligrams by 0.001. The formula is g = mg × 0.001. For example, 10 mg = 0.01 g.
What is 10 mg in g?
10 milligrams is 0.01 grams.
Which is bigger, a milligram or a gram?
A gram is bigger: 1 g = 1,000 mg.
What is the difference between a ton and a tonne?
A tonne (metric ton) is 1,000 kg. A US short ton is 2,000 lb (907.18 kg) and an imperial long ton is 2,240 lb (1,016.05 kg).
Does this mg to g converter work offline?
Yes. ConvertEasy is a progressive web app: after your first visit it keeps working with no connection, and you can install it to your home screen from the browser menu.