# Micrograms and Milligrams Converter

Convert between **micrograms (mcg) and milligrams (mg)** using this simple calculator tool. Conversion tables and formulae are also available further down.

#### Disclaimer

Whilst every effort has been made in building this mcg and mg conversion tool, we are not to be held liable for any special, incidental, indirect or consequential damages or monetary losses of any kind arising out of or in connection with the use of the converter tools and information derived from the web site. This mcg and mg conversion tool is here purely as a service to you, please use it at your own risk. Do not use calculations for anything where loss of life, money, property, etc could result from inaccurate conversions.

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## How many mcg are there in a mg?

**1mg = 1000mcg**. As there are 1,000 micrograms (mcg) in 1 milligram (mg), you can work out your answer by multiplying your mg figure by 1000.

## How many mg are there in a mcg?

**1mcg = 1/1000mg**. There are 1,000 micrograms in 1 milligram. To work out your answer, divide your mcg figure by 1000.

Microgram | Milligram | Microgram | Milligram |
---|---|---|---|

1 mcg | 0.001 mg | 10 mcg | 0.01 mg |

2 mcg | 0.002 mg | 20 mcg | 0.02 mg |

3 mcg | 0.003 mg | 30 mcg | 0.03 mg |

4 mcg | 0.004 mg | 40 mcg | 0.04 mg |

5 mcg | 0.005 mg | 50 mcg | 0.05 mg |

6 mcg | 0.006 mg | 60 mcg | 0.06 mg |

7 mcg | 0.007 mg | 70 mcg | 0.07 mg |

8 mcg | 0.008 mg | 80 mcg | 0.08 mg |

9 mcg | 0.009 mg | 90 mcg | 0.09 mg |

10 mcg | 0.01 mg | 100 mcg | 0.1 mg |

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 your screen simply 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**.

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