Milligrams to Grams formula
grams = milligrams × 0.001
Multiply the number of milligrams by 0.001 to get grams. To go the other way, multiply by 1,000 instead, or use the grams to mg converter.
Milligrams to Grams conversion table
Common mg to grams values, rounded for reading. The converter above keeps full precision.
| Milligrams | Grams |
|---|---|
| 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 |
| 10 mg | 0.01 g |
| 15 mg | 0.015 g |
| 20 mg | 0.02 g |
| 25 mg | 0.025 g |
| 50 mg | 0.05 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 |
Worked example
To convert 10 mg to grams, multiply by 0.001: the result is 0.01 g. Everyday usage calls this weight, although kilograms and pounds are units of mass. One international pound equals exactly 0.45359237 kilograms.
Frequently asked questions
How many grams are in a milligram?
One milligram equals 0.001 grams (1 mg = 0.001 g).
What is 10 milligrams in grams?
10 mg converts to 0.01 g. Enter any other value in the converter above to see it recalculated instantly.
How do I convert grams back to milligrams?
Reverse the calculation: one gram equals 1,000 milligrams. You can also swap the units in the converter or open the grams to mg page.
Related weight conversions
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