Gram to Milligram (g to mg)
Convert g to mg — Weight converter
One gram equals 1000 mg, so to convert grams to milligrams you multiply the value by 1000. A gram is larger than a milligram — going the other way, 1 mg = 0.001 g. For example, 10 g = 10000 mg and 50 g = 50000 mg.
1000Click to copy
1 g = 1000 mg
Gram to Milligram formula
1 Gram = 1000 mg
Worked examples
- 25 g = 25000 mg
- 100 g = 100000 mg
Gram to Milligram conversion table
| Gram (g) | Milligram (mg) |
|---|---|
| 1 | 1000 |
| 2 | 2000 |
| 3 | 3000 |
| 5 | 5000 |
| 8 | 8000 |
| 10 | 10000 |
| 12 | 12000 |
| 15 | 15000 |
| 20 | 20000 |
| 25 | 25000 |
| 50 | 50000 |
| 100 | 100000 |
| 250 | 250000 |
| 500 | 500000 |
| 1000 | 1000000 |
Frequently asked questions
How many milligrams are in one gram?
One gram equals 1000 milligrams (mg).
How many grams are in one milligram?
One milligram equals 0.001 grams (g).
How do you convert grams to milligrams?
1 Gram = 1000 mg. Use the calculator above for any value.
What is 5 g in mg?
5 g = 5000 mg.
What is 100 g in mg?
100 g = 100000 mg.
What is 10 g in mg?
10 g = 10000 mg.
What is 20 g in mg?
20 g = 20000 mg.
Is a gram bigger than a milligram?
Yes. A gram is larger — one gram equals 1000 milligrams (mg).