Micrograms to Milligrams
1 µg = 0.001 mg. Edit either value to convert instantly.
Conversion formula
mg = µg × (1 × 10⁻⁹) × (1,000,000)1 µg = 0.001 mg
microgram (µg)
One microgram equals exactly 1 × 10⁻⁹ kg.
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
milligram (mg)
One milligram equals exactly 0.000001 kg.
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
Conversion table
| µg | mg |
|---|---|
| = 0.001 | |
| = 0.002 | |
| = 0.005 | |
| = 0.01 | |
| = 0.015 | |
| = 0.02 | |
| = 0.025 | |
| = 0.03 | |
| = 0.04 | |
| = 0.045 |
| µg | mg |
|---|---|
| = 0.05 | |
| = 0.06 | |
| = 0.07 | |
| = 0.08 | |
| = 0.09 | |
| = 0.1 | |
| = 0.15 | |
| = 0.16 | |
| = 0.17 | |
| = 0.18 |
Frequently asked questions
How many milligrams are in 1 microgram?
1 µg = 0.001 mg. mg = µg × (1 × 10⁻⁹) × (1,000,000)
How do I convert µg to mg?
mg = µg × (1 × 10⁻⁹) × (1,000,000)
Is 1 microgram bigger than 1 milligram?
1 µg = 0.001 mg.
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