Microgram → Milligram (μg → mg)

μg to mg direct conversion page with calculator, reverse conversion and comparison table.

1 μg = 0.001 mg
1 Microgram (μg) = 0.001 Milligram (mg).


swap converter

If you want to reverse convert, use Milligram → Microgram. 1 mg = 1000 μg. You can also explore the full Mass converter page for more cross conversions.

Conversion formula

Microgram to Milligram formula: value in mg = value in μg × 0.001.

Milligram to Microgram formula: value in μg = value in mg × 1000.

How to convert Microgram to Milligram

To convert Microgram to Milligram, multiply the value in μg by 0.001. This gives the result in mg.

For example, 1 μg = 0.001 mg and 10 μg = 0.01 mg.

What is Microgram?

Microgram (μg): For very small quantities of matter. Do not confuse its μ symbol with milligrams. 1 μg = 0.001 mg.

What is Milligram?

Milligram (mg): Describes small masses such as laboratory samples; a thousand times smaller than a gram. 1 mg = 0.001 g.

FAQ

How many milligram are in 1 microgram?

There are 0.001 mg in 1 μg.

Why can conversion results differ slightly?

Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.

How do I convert microgram to milligram?

Multiply the value in μg by 0.001 to get the value in mg.

Microgram → other Mass units

  • 1 microgram = 1.0E-9 kilogram
  • 1 microgram = 1.0E-12 metric ton
  • 1 microgram = 1.0E-6 gram
  • 1 microgram → milligram = 0.001 milligram
  • 1 microgram = 1.0E-11 quintal
  • 1 microgram = 2.2046226218488E-9 pound
  • 1 microgram = 3.5273961980687E-8 ounce
  • 1 microgram → grain = 1.5432358352941E-5 grain
  • 1 microgram = 1.5747304441777E-10 stone
  • 1 microgram = 9.8420652644867E-13 long ton
  • 1 microgram = 5.0E-6 carat
  • 1 microgram = 1.1023113109244E-12 short ton

Microgram → Milligram Table

The table below shows common values from Microgram to Milligram and the reverse direction for quick reference.

μgmgRounded
1 μg0.001 mg0.0010
2 μg0.002 mg0.0020
3 μg0.003 mg0.0030
4 μg0.004 mg0.0040
5 μg0.005 mg0.0050
10 μg0.01 mg0.0100
12 μg0.012 mg0.0120
15 μg0.015 mg0.0150
20 μg0.02 mg0.0200
25 μg0.025 mg0.0250
30 μg0.03 mg0.0300
40 μg0.04 mg0.0400
50 μg0.05 mg0.0500
75 μg0.075 mg0.0750
100 μg0.1 mg0.1000
200 μg0.2 mg0.2000
250 μg0.25 mg0.2500
500 μg0.5 mg0.5000
750 μg0.75 mg0.7500
1000 μg1 mg1.0000
2500 μg2.5 mg2.5000
5000 μg5 mg5.0000
10000 μg10 mg10.0000

Milligram → Microgram Table

mgμgRounded
1 mg1000 μg1000.0000
2 mg2000 μg2000.0000
3 mg3000 μg3000.0000
4 mg4000 μg4000.0000
5 mg5000 μg5000.0000
10 mg10000 μg10000.0000
12 mg12000 μg12000.0000
15 mg15000 μg15000.0000
20 mg20000 μg20000.0000
25 mg25000 μg25000.0000
30 mg30000 μg30000.0000
40 mg40000 μg40000.0000
50 mg50000 μg50000.0000
75 mg75000 μg75000.0000
100 mg100000 μg100000.0000
200 mg200000 μg200000.0000
250 mg250000 μg250000.0000
500 mg500000 μg500000.0000
750 mg750000 μg750000.0000
1000 mg1000000 μg1000000.0000
2500 mg2500000 μg2500000.0000
5000 mg5000000 μg5000000.0000
10000 mg10000000 μg10000000.0000

Milligram → Microgram

The reverse value is 1 mg = 1000 μg.