How to convert grams to milligrams
1 gram = 1,000 milligrams and 1 milligram = 0.001 grams. To convert grams to milligrams, multiply by 1,000:
mg = g × 1,000
Examples
- 0.5 g × 1,000 = 500 mg
- 1 g × 1,000 = 1,000 mg
- 5 g × 1,000 = 5,000 mg
g to mg conversion table
| Grams (g) | Milligrams (mg) |
|---|---|
| 1 g | 1,000 mg |
| 2 g | 2,000 mg |
| 3 g | 3,000 mg |
| 4 g | 4,000 mg |
| 5 g | 5,000 mg |
| 6 g | 6,000 mg |
| 7 g | 7,000 mg |
| 8 g | 8,000 mg |
| 9 g | 9,000 mg |
| 10 g | 10,000 mg |
| 12 g | 12,000 mg |
| 15 g | 15,000 mg |
| 20 g | 20,000 mg |
| 25 g | 25,000 mg |
| 30 g | 30,000 mg |
| 40 g | 40,000 mg |
| 50 g | 50,000 mg |
| 60 g | 60,000 mg |
| 70 g | 70,000 mg |
| 75 g | 75,000 mg |
| 80 g | 80,000 mg |
| 90 g | 90,000 mg |
| 100 g | 1,00,000 mg |
| 150 g | 1,50,000 mg |
| 200 g | 2,00,000 mg |
| 250 g | 2,50,000 mg |
| 500 g | 5,00,000 mg |
| 1,000 g | 10,00,000 mg |
| 5,000 g | 50,00,000 mg |
| 10,000 g | 1,00,00,000 mg |
What is a gram?
A gram is one thousandth of a kilogram (0.001 kg), used for food, medicine and jewellery.
What is a milligram?
A milligram is one thousandth of a gram, commonly used for medicine doses and nutrients.
Related conversions
Milligrams to gramsGrams to ouncesOunces to gramsKilograms to gramsGrams to kilogramsTolas to gramsGrams to tolasCarats to gramsGrams to caratsPounds to gramsGrams to poundsAll weight units
Frequently asked questions
How do I convert grams to milligrams?
Multiply the value in grams by 1,000. 1 gram = 1,000 milligrams.
How many grams are in one milligram?
1 milligram = 0.001 grams.
What is 1 g in mg?
1 g = 1,000 mg.
What is 5 g in mg?
5 g = 5,000 mg.