How many mg in 1 mcg?
The answer is 0.001.
We assume you are converting between milligram and microgram.
You can view more details on each measurement unit: mg or
mcg
The SI base unit for mass is the kilogram.
1 kilogram is equal to 1000000 mg, or 1000000000 mcg.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between milligrams and micrograms.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of mg to mcg

1 mg to mcg = 1000 mcg

2 mg to mcg = 2000 mcg

3 mg to mcg = 3000 mcg

4 mg to mcg = 4000 mcg

5 mg to mcg = 5000 mcg

6 mg to mcg = 6000 mcg

7 mg to mcg = 7000 mcg

8 mg to mcg = 8000 mcg

9 mg to mcg = 9000 mcg

10 mg to mcg = 10000 mcg

››Want other units?

You can do the reverse unit conversion from
mcg to mg, or enter any two units below:

The SI prefix "milli" represents a factor of
10^{-3}, or in exponential notation, 1E-3.

So 1 milligram = 10^{-3} grams-force.

››Definition: Microgram

The SI prefix "micro" represents a factor of
10^{-6}, or in exponential notation, 1E-6.

So 1 microgram = 10^{-6} grams-force.

››Metric conversions and more

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