Weight
mg to grams Converter
1 mg = 0.001 g. Enter any value and the result updates instantly.
Convert
How to convert mg to grams
- Type the mg value in the calculator.
- Keep mg selected as the from unit and grams selected as the to unit.
- Use the instant result, or copy it with the copy button.
mg to grams chart
| mg | grams |
|---|---|
| 1 mg | 0.001 g |
| 10 mg | 0.01 g |
| 100 mg | 0.1 g |
| 1,000 mg | 1 g |
| 10,000 mg | 10 g |
Formula
g = mg x 0.001
Example: 1 mg = 0.001 g.
Source
Kilogram-based SI definitions and exact avoirdupois pound relationships.
Common questions
How do I convert mg to grams?
Enter the mg value in the converter, or multiply by the factor shown in the formula. 1 mg = 0.001 g.
What is 1 mg = 0.001 g?
1 mg = 0.001 g. The chart on this page gives more common mg to grams values.
Where does this weight conversion come from?
Kilogram-based SI definitions and exact avoirdupois pound relationships. ConverterBase uses stable definitions and fixed conversion factors, not live or rounded market data.