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How many mg in 1 gram?
The answer is 1000.
We assume you are converting between milligram and gram.
You can view more details on each measurement unit:
mg or gram
The SI base unit for mass is the kilogram.
1 kilogram is equal to 1000000 mg, or 1000 gram.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between milligrams and grams.
Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from gram to mg, or enter any two units below:
The SI prefix "milli" represents a factor of 10-3, or in exponential notation, 1E-3.
So 1 milligram = 10-3 grams-force.
a metric unit of weight equal to one thousandth of a kilogram
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!