Grams to Milligrams Converter
Convert g to mg instantly — and see every other weight unit at once.
From
To
1,000mg
1 g=1,000 mg
1 g in every unit
Milligrams
1,000mg
Gramsfrom
1g
Kilograms
0.001kg
Metric tons
1.0000e-6t
Ounces
0.035274oz
Pounds
0.002205lb
Stone
1.5747e-4st
Long tons
9.8421e-7LT
Short tons
1.1023e-6ST
Common Grams to Milligrams conversions
| Grams (g) | Milligrams (mg) |
|---|---|
| 1 g | 1000 mg |
| 2 g | 2000 mg |
| 5 g | 5000 mg |
| 10 g | 10000 mg |
| 25 g | 25000 mg |
| 50 g | 50000 mg |
| 100 g | 100000 mg |
| 250 g | 250000 mg |
| 500 g | 500000 mg |
| 1000 g | 1000000 mg |
The formula
mg = Grams × 1000
Grams (g) — a unit of weight.
Milligrams (mg) — a unit of weight.
Worked examples
1 g→1000 mg
Apply Grams × 1000 with input = 1. Result: 1000 mg.
5 g→5000 mg
Apply Grams × 1000 with input = 5. Result: 5000 mg.
10 g→10000 mg
Apply Grams × 1000 with input = 10. Result: 10000 mg.
FAQ
How do I convert Grams to Milligrams?
Use the formula: mg = Grams × 1000. You can also use the converter above — type any value and the result updates instantly.
Where are Grams used?
Grams (g) — a unit of weight.
Where are Milligrams used?
Milligrams (mg) — a unit of weight.
How do I convert Milligrams back to Grams?
Use the Milligrams to Grams converter.