Convert mg to micrograms
Milligrams to micrograms. Enter a value to convert, or use the mg to micrograms chart further down the page.
1 milligram equals 1,000 micrograms. Going the other way, 1 microgram = 0.001 milligrams.
How to convert mg to micrograms
To convert milligrams to micrograms, multiply the milligram value by 1000. You can also divide by 0.001 to get the same answer.
µg = mg × 1000
Worked example
Convert 15 mg to micrograms:
15 mg = 15,000 µg
mg to micrograms conversion chart
Use this mg to micrograms table for quick reference without typing anything.
| milligrams (mg) | micrograms (µg) |
|---|---|
| 0.01 mg | 10 µg |
| 0.1 mg | 100 µg |
| 1 mg | 1,000 µg |
| 2 mg | 2,000 µg |
| 3 mg | 3,000 µg |
| 5 mg | 5,000 µg |
| 10 mg | 10,000 µg |
| 20 mg | 20,000 µg |
| 50 mg | 50,000 µg |
| 100 mg | 100,000 µg |
| 1,000 mg | 1,000,000 µg |
What is a milligram?
The milligram is one thousandth of a gram and is the standard unit for stating medicine dosages and micronutrient content.
What is a microgram?
The microgram, often written mcg on supplement labels, is one millionth of a gram.
Frequently asked questions
How many micrograms are in a milligram?
1 mg equals 1,000 micrograms. Going the other way, 1 micrograms is 0.001 mg.
How do you convert mg to micrograms?
To convert milligrams to micrograms, multiply the milligram value by 1000. You can also divide by 0.001 to get the same answer.
What is 10 mg in micrograms?
10 mg equals 10,000 micrograms. The conversion chart on this page lists the other values people look up most often.
Related weight conversions
Convert mg to other units
Convert other units to micrograms
- kg to micrograms
- grams to micrograms
- lbs to micrograms
- ounces to micrograms
- tonnes to micrograms
- stones to micrograms
- us tons to micrograms
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