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Grams to Milligrams Converter
Use this free g to mg converter for exact results: 1 g = 1,000 mg. The conversion table below covers the most common values.
Grams to Milligrams Converter
How to convert grams to milligrams
Multiply the number of grams by 1,000: mg = g × 1,000. For example, 10 g × 1,000 = 10,000 mg. To go the other way, multiply by 0.001.
Grams to Milligrams conversion table
| Grams | Milligrams |
|---|---|
| 0.1 g | 100 mg |
| 0.5 g | 500 mg |
| 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 |
| 15 g | 15,000 mg |
| 20 g | 20,000 mg |
| 25 g | 25,000 mg |
| 50 g | 50,000 mg |
| 75 g | 75,000 mg |
| 100 g | 100,000 mg |
| 250 g | 250,000 mg |
| 500 g | 500,000 mg |
| 1,000 g | 1,000,000 mg |
Frequently asked questions
How many milligrams are in a gram?
There are 1,000 milligrams in one gram.
How do I convert milligrams back to grams?
Use the reverse converter: 1 mg = 0.001 g.