1 milligram (mg) = 0.001 grams (g). To convert, divide by 1,000: g = mg ÷ 1,000. For example, 500 mg = 0.5 g.
g = mg ÷ 1,000
Milligrams to grams table
| Milligrams (mg) | Grams (g) |
|---|---|
| 100 | 0.1 |
| 200 | 0.2 |
| 300 | 0.3 |
| 400 | 0.4 |
| 500 | 0.5 |
| 1,000 | 1 |
| 2,000 | 2 |
| 2,500 | 2.5 |
| 5,000 | 5 |
| 10,000 | 10 |
| 25,000 | 25 |
| 50,000 | 50 |
| 100,000 | 100 |
The two units
Milligram (mg). One thousandth of a gram, common on medicine and nutrition labels.
Gram (g). One thousandth of a kilogram.
Because both units are defined in terms of the same base unit, the factor 0.001 is exact, not a rounded measurement.
Convert milligrams to other units
- Milligrams to kilograms — 1 mg = 0.000001 kg
- Milligrams to micrograms — 1 mg = 1,000 µg
- Milligrams to metric tons — 1 mg = 1e-9 t
- Milligrams to pounds — 1 mg = 0.0000022046 lb
- Milligrams to ounces — 1 mg = 0.000035274 oz
- Milligrams to stones — 1 mg = 1.57473e-7 st
- Milligrams to short tons — 1 mg = 1.102311e-9 ton (US)
- Milligrams to long tons — 1 mg = 9.842065e-10 ton (UK)
Convert other units to grams
Questions people ask
- How many grams are in a milligram?
- 0.001, exactly.
- How do you convert milligrams to grams?
- g = mg ÷ 1,000. It is the same as dividing by 1,000.
- How do you convert grams back to milligrams?
- mg = g × 1,000. See grams to milligrams.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
Legal entity
Devansh Yadav
Moradabad, Uttar Pradesh
Governing law: Courts at Moradabad, Uttar Pradesh
Phone: +91 8433475698
Legal: legal@analyzeit.in