How many micrograms in a milligram

Q: Is 1000 micrograms the same as 1 mg?

In milligrams, the prefix milli-” stands for 10-3, meaning a milligram equals 0.001 g. In micrograms prefix micro-” stands for 10-6, meaning a microgram equals 0.000001 g. Therefore, we consider 1,000 mcg to equal 1 mg.

Milligrams to Micrograms conversion

Milligrams (mg) to micrograms (μg or mcg) weight (mass) conversion calculator and how to convert.

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Milligrams to Micrograms conversion
Milligrams to Micrograms conversion calculator
How to convert Milligrams to Micrograms
Milligrams to Micrograms conversion table
How many mcg are there in 1 mg?
How many mg are there in 1 mcg?
Micrograms to milligrams chart
Milligrams to micrograms chart
What is the symbol for micrograms?
Is 1000 micrograms the same as 1 mg?
Is 500 mcg the same as 5mg?
Which is more 1 mcg or 1 mg?
How many micrograms does it take to make 1 mg?

Milligrams to Micrograms conversion calculator
How to convert Milligrams to Micrograms
Milligrams to Micrograms conversion table

Milligrams to Micrograms conversion calculator

Enter the weight (mass) in milligrams and press the Convert button:

Milligrams:		mg

Micrograms:		μg
Calculation:

Mcg to mg ►

How to convert Milligrams to Micrograms

1 milligram (mg) is equal to 1000 micrograms (μg).

1 mg = 1000 μg

The mass m in micrograms (μg) is equal to the mass m in milligrams (mg) times 1000:

m(μg) = m(mg) × 1000

Example

Convert 5mg to micrograms:

m(μg) = 5 mg × 1000 = 5000 μg

Milligrams to Micrograms conversion table

Milligrams (mg)	Micrograms (μg)
0 mg	0 μg
0.1 mg	100 μg
1 mg	1000 μg
2 mg	2000 μg
3 mg	3000 μg
4 mg	4000 μg
5 mg	5000 μg
6 mg	6000 μg
7 mg	7000 μg
8 mg	8000 μg
9 mg	9000 μg
10 mg	10000 μg
20 mg	20000 μg
30 mg	30000 μg
40 mg	40000 μg
50 mg	50000 μg
60 mg	60000 μg
70 mg	70000 μg
80 mg	80000 μg
90 mg	90000 μg
100 mg	100000 μg
1000 mg	1000000 μg

Micrograms to Milligrams ►

How many mcg are there in 1 mg?

1 milligram (mg) is equal to 1000 micrograms (mcg). To convert mg to mcg, multiply your mg figure by 1000.

How many mg are there in 1 mcg?

1 microgram (mcg) is equal to 0.001 milligrams (mg). To convert mcg to mg, divide your mcg figure by 1000.

Micrograms to milligrams chart

Microgram	Milligram	Microgram	Milligram
10 mcg	0.01 mg	100 mcg	0.1 mg
20 mcg	0.02 mg	200 mcg	0.2 mg
30 mcg	0.03 mg	300 mcg	0.3 mg
40 mcg	0.04 mg	400 mcg	0.4 mg
50 mcg	0.05 mg	500 mcg	0.5 mg
60 mcg	0.06 mg	600 mcg	0.6 mg
70 mcg	0.07 mg	700 mcg	0.7 mg
80 mcg	0.08 mg	800 mcg	0.8 mg
90 mcg	0.09 mg	900 mcg	0.9 mg
100 mcg	0.1 mg	1000 mcg	1 mg

Milligrams to micrograms chart

Milligram	Microgram	Milligram	Microgram
1 mg	1000 mcg	10 mg	10000 mcg
2 mg	2000 mcg	20 mg	20000 mcg
3 mg	3000 mcg	30 mg	30000 mcg
4 mg	4000 mcg	40 mg	40000 mcg
5 mg	5000 mcg	50 mg	50000 mcg
6 mg	6000 mcg	60 mg	60000 mcg
7 mg	7000 mcg	70 mg	70000 mcg
8 mg	8000 mcg	80 mg	80000 mcg
9 mg	9000 mcg	90 mg	90000 mcg
10 mg	10000 mcg	100 mg	100000 mcg

You can use the converter tool at the top of the page to work out an answer for your individual calculation.

If you wish to convert between milligrams and grams, you can do so with the mg to g converter. Alternatively, you can convert between micrograms and grams here.

What is the symbol for micrograms?

Microgram is a unit in the metric system and its symbol is μg. To type the symbol μ on a Mac, press the ⌥ Option + m keys together. On Windows, keep the Alt key depressed whilst you type the digits 2 3 0.

Within medical reports and communication micrograms are commonly referred to with the symbol mcg.

If you have any suggestions or queries with this conversion tool, please contact me.

Is 1000 micrograms the same as 1 mg?

In milligrams, the prefix “milli-” stands for 10^-³, meaning a milligram equals 0.001 g. In micrograms prefix “micro-” stands for 10^-⁶, meaning a microgram equals 0.000001 g. Therefore, we consider 1,000 mcg to equal 1 mg.