milligram to microgram

1 milligram equals 1000 microgram, and 1 microgram equals 0.001 milligram.

Conversion formula

μg = mg × 1000

To convert milligram to microgram, multiply the value by 1000.

Conversion table

1 mg1000 μg
2 mg2000 μg
5 mg5000 μg
10 mg10000 μg
25 mg25000 μg
50 mg50000 μg
100 mg100000 μg
500 mg500000 μg
1000 mg1000000 μg

Reverse conversion table

1 μg0.001 mg
2 μg0.002 mg
5 μg0.005 mg
10 μg0.01 mg
25 μg0.025 mg
50 μg0.05 mg
100 μg0.1 mg
500 μg0.5 mg
1000 μg1 mg

Key facts

1 milligram1000 microgram
1 microgram0.001 milligram

Frequently asked questions

How do I convert milligram to microgram?

Multiply the milligram value by 1000 to get microgram. For example, 10 milligram = 10000 microgram.

How do I convert microgram back to milligram?

Divide the microgram value by 1000 (equivalently, multiply by 0.001) to get milligram.

Reverse conversion

Printable A4 conversion cheat sheet — see the Downloads page

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