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Micrograms and Grams Converter

Convert between micrograms (mcg or μg) and grams (g) using this simple conversion tool. A table of common conversions and formulae are available further down.

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How many micrograms are there in a gram?

1g = 1,000,000 mcg. There are 1,000,000 micrograms (mcg) in 1 gram (g). To work out your answer, multiply your gram value by 1,000,000.

How many grams are there in a microgram?

1 mcg is 1/1000000g (1 millionth of a gram). To calculate your answer, simply divide your microgram figure by 1,000,000.

Micrograms to grams conversion table
MicrogramGramsMicrogramGrams
100 mcg0.0001 g1,000 mcg0.001 g
200 mcg0.0002 g2,000 mcg0.002 g
300 mcg0.0003 g3,000 mcg0.003 g
400 mcg0.0004 g4,000 mcg0.004 g
500 mcg0.0005 g5,000 mcg0.005 g
600 mcg0.0006 g6,000 mcg0.006 g
700 mcg0.0007 g7,000 mcg0.007 g
800 mcg0.0008 g8,000 mcg0.008 g
900 mcg0.0009 g9,000 mcg0.009 g
1,000 mcg0.001 g10,000 mcg0.01 g
Grams to micrograms conversion table
GramsMicrogramGramsMicrogram
1 g1,000,000 mcg10 g10,000,000 mcg
2 g2,000,000 mcg20 g20,000,000 mcg
3 g3,000,000 mcg30 g30,000,000 mcg
4 g4,000,000 mcg40 g40,000,000 mcg
5 g5,000,000 mcg50 g50,000,000 mcg
6 g6,000,000 mcg60 g60,000,000 mcg
7 g7,000,000 mcg70 g70,000,000 mcg
8 g8,000,000 mcg80 g80,000,000 mcg
9 g9,000,000 mcg90 g90,000,000 mcg
10 g10,000,000 mcg100 g100,000,000 mcg

To use the converter to work out your answer, simply select the appropriate unit from each 'select' box, enter your figure into the 'value to convert' box and click the 'Convert!' button.

Other available converters using these units include milligrams and grams and micrograms and milligrams.