Weight Converter
Mass in metric and imperial units.
Conversion
Milligrams to Kilograms Converter
1 milligram = 0.000001 kg. Enter any value to convert milligrams (mg) to kilograms (kg), or use the table below for common values.
Formula
kg = mg × 0.000001
Example: 10 mg = 0.00001 kg. To convert the other way, use mg = kg × 1,000,000.
Milligrams to Kilograms conversion table
| Milligrams (mg) | Kilograms (kg) |
|---|---|
| 1 mg | 0.000001 kg |
| 2 mg | 0.000002 kg |
| 3 mg | 0.000003 kg |
| 4 mg | 0.000004 kg |
| 5 mg | 0.000005 kg |
| 6 mg | 0.000006 kg |
| 7 mg | 0.000007 kg |
| 8 mg | 0.000008 kg |
| 9 mg | 0.000009 kg |
| 10 mg | 0.00001 kg |
| 15 mg | 0.000015 kg |
| 20 mg | 0.00002 kg |
| 25 mg | 0.000025 kg |
| 30 mg | 0.00003 kg |
| 40 mg | 0.00004 kg |
| 50 mg | 0.00005 kg |
| 75 mg | 0.000075 kg |
| 100 mg | 0.0001 kg |
| 250 mg | 0.00025 kg |
| 500 mg | 0.0005 kg |
| 1,000 mg | 0.001 kg |
About milligrams and kilograms
The milligram is one thousandth of a gram, typically used for medicine doses, vitamins and nutrition labels.
The kilogram is the SI base unit of mass, defined since 2019 by the Planck constant. Body weight and most goods are measured in kilograms worldwide.
Other Weight conversions
Frequently asked questions
How do I convert milligrams to kilograms?
Use the formula kg = mg × 0.000001. For example, 10 mg = 0.00001 kg.
What is 1 milligram in kilograms?
1 mg = 0.000001 kg.
How do I convert kilograms back to milligrams?
Use mg = kg × 1,000,000. 1 kg = 1,000,000 mg.