Milligrams to Grams

1 mg = 0.001 g

How to convert milligrams to grams

g = mg × 0.001

Example: 5 mg = 0.005 g

Milligrams to Grams conversion table

Milligrams (mg)Grams (g)
1 mg0.001 g
2 mg0.002 g
3 mg0.003 g
4 mg0.004 g
5 mg0.005 g
6 mg0.006 g
7 mg0.007 g
8 mg0.008 g
9 mg0.009 g
10 mg0.01 g
15 mg0.015 g
20 mg0.02 g
25 mg0.025 g
30 mg0.03 g
40 mg0.04 g
50 mg0.05 g
75 mg0.075 g
100 mg0.1 g
250 mg0.25 g
500 mg0.5 g
1,000 mg1 g

About the units

Milligrams: The milligram is a metric unit of mass equal to one thousandth of a gram, often used for medicine and nutrition labels.

Grams: The gram is a metric unit of mass equal to one thousandth of a kilogram, used for food, ingredients and small items.

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Frequently asked questions

How many grams are in 1 milligram?

1 milligram equals 0.001 grams.

How many milligrams are in 1 gram?

1 gram equals 1,000 milligrams.

How do I convert milligrams to grams?

Use the formula g = mg × 0.001.

What is 10 milligrams in grams?

10 milligrams equals 0.01 grams.

Related conversions

Factors: NIST SP 811 · SI Brochure · NIST Handbook 44 — Updated