mcg to mg Converter

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Converts between micrograms (mcg or μg) and milligrams (mg).

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Micrograms (mcg) and Milligrams (mg) in the units shown.

Step 2

Read Micrograms (mcg) from Milligrams and Milligrams (mg) from Micrograms in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

Micrograms (mcg): 1,000 mcg; Milligrams (mg): 1 mg

Micrograms (mcg) from Milligrams: 1,000 mcg; Milligrams (mg) from Micrograms: 1 mg

Micrograms (mcg): 1,000 mcg; Milligrams (mg): 1 mg

Micrograms (mcg) from Milligrams: 1,000 mcg; Milligrams (mg) from Micrograms: 1 mg

Micrograms (mcg): 500 mcg; Milligrams (mg): 0.5 mg

Micrograms (mcg) from Milligrams: 500 mcg; Milligrams (mg) from Micrograms: 0.5 mg

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