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Convert Gram to Milligram

Enter a value in Gram to see it instantly in Milligram, or use the reverse converter below.

1 g = 1000 mg
See this the other way: Milligram to Gram

Gram

Definition: One thousandth of a kilogram, the SI base unit of mass.

Current use: Used for food packaging, cooking, and small everyday items.

Milligram

Definition: One thousandth of a gram.

Current use: Used for medication dosages and precise lab measurements.

Gram to Milligram Conversion Table

g to mg
Gram [g]Milligram [mg]
0.001 g1 mg
0.01 g10 mg
0.1 g100 mg
0.5 g500 mg
1 g1000 mg
2 g2000 mg
5 g5000 mg
10 g10000 mg

How to Convert Gram to Milligram

1 g = 1000 mg
1 mg = 0.001 g

Example: convert 1 g to mg:

1 g = 1000 mg

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