Convert Gram to Milligram
1 gram = 1,000 milligrams (g to mg).
A gram is larger than a milligram — one gram contains 1,000 milligrams. Both units describe weight, and the reverse is just as easy — one milligram equals 0.001 grams. The converter above does this in real time, and the reference chart lists the values that come up most often.
1 g = 1,000 mg
How to convert Grams to Milligrams
Multiply the gram value by 1,000 to get milligrams.
Example: 10 grams = 10,000 milligrams.
Gram to Milligram Conversion Chart
| Grams | Milligrams |
|---|---|
| 1 g | 1,000 mg |
| 2 g | 2,000 mg |
| 3 g | 3,000 mg |
| 5 g | 5,000 mg |
| 10 g | 10,000 mg |
| 20 g | 20,000 mg |
| 25 g | 25,000 mg |
| 50 g | 50,000 mg |
| 100 g | 100,000 mg |
| 1000 g | 1,000,000 mg |
Frequently Asked Questions
- How many milligrams are in a gram?
- There are 1,000 milligrams in 1 gram.
- How do you convert grams to milligrams?
- Multiply the gram value by 1,000 to get milligrams.
- What is 5 grams in milligrams?
- 5 grams equals 5,000 milligrams.
- What is 100 grams in milligrams?
- 100 grams equals 100,000 milligrams.
- What is 1 milligram in grams?
- 1 milligram equals 0.001 grams.
- Is this gram to milligram converter free?
- Yes. The converter is free, needs no sign-up, and runs entirely in your browser — the values you enter never leave your device.