UNIT CONVERSION
mg ↔ mcg Calculator
1 milligram (mg) equals 1,000 micrograms (mcg).
5 mg = 5,000 mcg
This is a unit conversion, not a dose recommendation.
How the mg to mcg conversion works
Because 1 mg = 1,000 mcg, multiply mg by 1,000 to get mcg; divide mcg by 1,000 to get mg.
| mg | mcg |
|---|---|
| 0.1 | 100 |
| 0.5 | 500 |
| 1 | 1,000 |
| 5 | 5,000 |
| 10 | 10,000 |
Common questions
How many mcg are in 5 mg? · How many mcg are in 10 mg?
Related calculators
mg/mL concentration · U-100 units ↔ mL
Important: Converting units does not determine an appropriate dose. This is arithmetic only.