Convert grams to milligrams instantly. Free, fast, and accurate.
To convert grams to milligrams, use the formula: mg = g × 1000. This is the standard conversion ratio used worldwide.
| Grams (g) | Milligrams (mg) |
|---|---|
| 1 g | 1000 mg |
| 2 g | 2000 mg |
| 5 g | 5000 mg |
| 10 g | 10000 mg |
| 20 g | 20000 mg |
| 50 g | 50000 mg |
| 100 g | 100000 mg |
| 500 g | 500000 mg |
| 1000 g | 1000000 mg |
The grams and milligrams are units used to measure weight. This converter provides accurate, instant results based on internationally recognized conversion standards.
Use the formula: mg = g × 1000. Or simply type a value in the calculator above for instant results.
Click the swap button (⇄) between the two input fields. The units will instantly switch positions, allowing you to convert in the opposite direction without leaving the page.
Yes, our converter uses internationally standardized conversion ratios for accurate results to multiple decimal places.