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Microgram to Milligram Converter

Convert Micrograms to Milligrams

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How to Convert Micrograms to Milligrams

Converting micrograms (µg) to milligrams (mg) is a simple conversion within the metric system. One microgram is equal to 0.001 milligrams.

Formula

Milligrams = Micrograms / 1000

or

mg = µg / 1000

Step-by-step process

  1. Take the measurement in micrograms
  2. Divide that number by 1,000
  3. The result is the equivalent amount in milligrams

Examples

  • 1 µg = 0.001 mg
  • 1000 µg = 1 mg
  • 500 µg = 0.5 mg

When to Convert Micrograms to Milligrams

This conversion is commonly used in science, medicine, and chemistry, where extremely precise measurements of very small quantities are required.

Common Micrograms to Milligrams Conversions

Here is a table of common microgram to milligram conversions for quick reference:

Micrograms (µg) Milligrams (mg) Micrograms (µg) Milligrams (mg)
1 0.001 1000 1
10 0.01 10,000 10
100 0.1 100,000 100
500 0.5 1,000,000 1000

Frequently Asked Questions

How many milligrams are in a microgram?

There are 0.001 milligrams in one microgram.

Why is the conversion factor 1/1,000?

The prefix "micro-" in the metric system denotes a factor of one-millionth (1/1,000,000), and the prefix "milli-" denotes a factor of one-thousandth (1/1000). Therefore, there are 1,000 micrograms in one milligram.