Grams to Milligrams
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g
mg
Quick reference
| Grams (g) | Milligrams (mg) |
|---|
Formula
Milligrams = grams × 1000
Multiply the grams value by 1000 to get milligrams. To reverse — divide milligrams by 1000 to get grams.
About this conversion
The gram (g) is a metric unit of mass equal to one thousandth of a kilogram. Learn more →
The milligram (mg) is a metric unit equal to one thousandth of a gram, used in medicine and pharmacology for dosage. Learn more →
Source: NIST International Reference