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Calculators » Conversion » Weight Converter » Grams and Milligrams

Grams to milligrams converter

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Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert weight values from grams to milligrams and milligrams to grams.

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

Result window

Download: Use this mass converter offline with our all-in-one calculator app for Android and iOS.

Conversion formula

1 milligram = 0.001 grams
1 gram = 1000 milligrams

The symbols used are g for gram and mg for milligram.

Sample conversion

Convert 70 grams to milligrams

70 g = 70*1000 mg = 70000 mg

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