Milligrams to grams
1 milligram = 0.001 g · 1 gram = 1,000 mg
How to convert milligrams to grams
To convert milligrams to grams, divide the value by 1,000.
Formula: g = mg ÷ 1,000
Example: 10 mg = 0.01 g
Milligrams to grams conversion table
| milligrams (mg) | grams (g) |
|---|---|
| 1 mg | 0.001 g |
| 2 mg | 0.002 g |
| 3 mg | 0.003 g |
| 4 mg | 0.004 g |
| 5 mg | 0.005 g |
| 6 mg | 0.006 g |
| 7 mg | 0.007 g |
| 8 mg | 0.008 g |
| 9 mg | 0.009 g |
| 10 mg | 0.01 g |
| 15 mg | 0.015 g |
| 20 mg | 0.02 g |
| 25 mg | 0.025 g |
| 30 mg | 0.03 g |
| 40 mg | 0.04 g |
| 50 mg | 0.05 g |
| 75 mg | 0.075 g |
| 100 mg | 0.1 g |
| 250 mg | 0.25 g |
| 500 mg | 0.5 g |
| 1,000 mg | 1 g |
About these units
Milligram (mg)
A milligram (mg) is one thousandth of a gram. It is used for medicine doses and vitamin and mineral content.
Gram (g)
A gram (g) is one thousandth of a kilogram. Recipes, nutrition labels and gold prices commonly use grams.
Frequently asked questions
How many grams are in 1 milligram?
1 mg = 0.001 g
How many milligrams are in 1 gram?
1 g = 1,000 mg
What is 5 mg in g?
5 mg = 0.005 g (5 × 0.001)
What is 100 mg in g?
100 mg = 0.1 g (100 × 0.001)