Calculators » Conversion » Weight » Gram and Milligram

Convert weight between Gram and Milligram

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate weight/ mass unit conversion from gram to milligram and vice-versa.

Weight in gram (g)

Weight in milligram (mg)

Enter the value you want to convert, and leave the target field blank.

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Conversion formula

1 milligram (mg) = 0.001 gram (g)
1 gram (g) = 1000 milligram (mg)

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