Convert Milligrams to Grams
Convert Milligrams (mg) to Grams (g) instantly. Enter a value below and the result updates live — accurate to 8 significant figures. 1 Milligrams = 0.001 Grams.
Numbers round to 8 significant figures — the underlying math is full-precision.
Milligrams to Grams formula
Multiply the Milligrams value by 0.001.
g = mg × 0.001
Milligrams to Grams conversion table
| Milligrams (mg) | Grams (g) |
|---|---|
| 1 | 0.001 |
| 5 | 0.005 |
| 10 | 0.01 |
| 20 | 0.02 |
| 50 | 0.05 |
| 100 | 0.1 |
| 500 | 0.5 |
| 1000 | 1 |
Milligrams to Grams — FAQ
What is 1 mg in g?
1 Milligrams (mg) equals 0.001 Grams (g). For example, 10 mg = 0.01 g.
How do I convert Milligrams to Grams?
Multiply the Milligrams value by 0.001. Or simply type any value into the converter above and the Grams result updates instantly.
Is the Milligrams to Grams conversion accurate?
Yes. The conversion uses the exact internationally-defined factor: 1 mg = 0.001 g. Results are shown to 8 significant figures.