Milligrams to Grams Converter
Convert milligram to gram instantly. Type a value below — the result updates as you type.
When you need to convert milligram to gram
Weight and mass conversions matter for cooking, shipping, fitness tracking and travel, where a parcel, body weight or recipe amount may be labelled in a system you don't use day to day.
Typical values: 0.5 mg is about 0.0005 g, and 100 mg works out to roughly 0.1 g. Because the ratio is fixed at 0.001, you can scale any amount linearly — doubling the milligrams doubles the grams.
Bathroom scales, kitchen scales and shipping labels frequently mix metric and imperial, so converting cleanly avoids costly mistakes.
How to convert milligram to gram
One milligram equals 0.001 grams. To convert, multiply the number of milligrams by 0.001:
grams = milligrams × 0.001
For example, 10 milligrams × 0.001 = 0.01 grams.
Milligrams to grams conversion table
| Weight (mg) | Grams (g) |
|---|---|
| 1 mg | 0.001 g |
| 2 mg | 0.002 g |
| 3 mg | 0.003 g |
| 5 mg | 0.005 g |
| 10 mg | 0.01 g |
| 20 mg | 0.02 g |
| 50 mg | 0.05 g |
| 100 mg | 0.1 g |
FAQ
How many grams are in a milligram?
One milligram = 0.001 grams.
How do I convert grams back to milligrams?
Divide by 0.001, or use the grams to milligrams converter.