Milligrams to Grams

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mg
g
1 mg = — g

Quick reference

Milligrams (mg)Grams (g)

Formula

Grams = milligrams ÷ 1000

Multiply the milligrams value by 0.001 to get grams. To reverse — divide grams by 0.001 to get milligrams.

About this conversion

The milligram (mg) is a metric unit equal to one thousandth of a gram, used in medicine and pharmacology for dosage. Learn more →

The gram (g) is a metric unit of mass equal to one thousandth of a kilogram. Learn more →

Source: NIST International Reference