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Milligrams to Grams Converter

Quick answer: 1 mg = 0.001 g. To convert milligrams to grams, multiply by 0.001.

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Grams = Milligrams × 0.001

Swap: Grams to Milligrams

Milligrams to Grams conversion table

MilligramsGrams
1 mg0.001 g
2 mg0.002 g
5 mg0.005 g
10 mg0.01 g
25 mg0.025 g
50 mg0.05 g
100 mg0.1 g

How to convert milligrams to grams

Grams = Milligrams × 0.001. For example, 2 mg = 0.002 g. Type a value in either box above: the other one updates instantly, both ways.

What is a milligram?

A milligram (mg) is one thousandth of a gram, the usual unit for medicine doses.

What is a gram?

A gram (g) is one thousandth of a kilogram, about the mass of a paper clip.

How do I convert milligrams to grams?

Use the formula Grams = Milligrams × 0.001. Type a value in the milligrams box and the result appears instantly.

How many grams are in 1 milligram?

1 mg = 0.001 g.

Is this converter free and private?

Yes. It is free, needs no sign-up, and the calculation runs in your browser: nothing is sent to a server.

Which ounce and pound does this use?

The international avoirdupois units used for everyday weights: 1 lb = 0.45359237 kg exactly and 1 oz = 1/16 lb = 28.35 g. A stone is 14 lb and a US short ton is 2000 lb.