how many mg are in mcg
The microgram (mcg or Âµg) is the unit of mass in the metric system (SI, International System of Units). 1 microgram (mcg or Âµg) = 0.001 milligrams (mg) = 0.000000001 kilogram (kg) = 0.0000000352739619 ounces (oz) = 0.000001 grams (g). All Calculators Email this page Send this page to a friend