1000 mcg to mg
Convert 1000 micrograms (µg) to milligrams — the answer, the arithmetic and the closest common values, all on one page.
Show your work
1000 mcg × 0.001 = 1 mg.
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Questions
What is 1000 micrograms (µg) in milligrams?
1000 mcg = 1 mg. The arithmetic: 1000 mcg × 0.001 = 1 mg.
How precise is this result?
The factor is exact by definition, so the only rounding is the display. Higher precision is available on the mcg to mg converter page.
What is 1000 mg in mcg?
1000 mg = 1,000,000 mcg — the inverse direction.