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Weight & Mass converter

Milligrams to Grams

Convert milligrams (mg) to grams (g) instantly. Type a value in either box — it works both ways.

mg
g
1 mg = 0.001 g
Formula
Grams = milligrams × 0.001
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Milligrams to Grams conversion chart

MilligramsGrams
1 mg0.001 g
2 mg0.002 g
3 mg0.003 g
5 mg0.005 g
10 mg0.01 g
20 mg0.02 g
50 mg0.05 g
75 mg0.075 g
100 mg0.1 g
200 mg0.2 g

About milligrams and grams

The milligram and gram both measure mass. Metric units (grams, kilograms) are used worldwide; pounds, ounces and stone are common in the US and UK. This tool uses the international avoirdupois pound (1 lb = 453.59237 g).

Related converters

Kilograms to Poundskg → lbPounds to Kilogramslb → kgGrams to Ouncesg → ozOunces to Gramsoz → gPounds to Ounceslb → ozOunces to Poundsoz → lb

Frequently asked questions

How many grams are in a milligram?

There are 0.001 grams in one milligram (1 mg = 0.001 g).

How do you convert milligrams to grams?

Multiply the number of milligrams by 0.001 to get grams. The calculator above does this automatically as you type.

What is 10 mg in g?

10 mg = 0.01 g. See the full conversion chart above for more common values.