MetricCalc

Grams to Milligrams Converter - Convert g to mg

Easily convert grams (g) to milligrams (mg) with this precise, fast, and responsive weight conversion tool. Widely used in science, pharmacy, and cooking.

About Grams to Milligrams Conversion

The gram (g) is a widely recognized unit of mass in the metric system, and the milligram (mg) is a subunit used for measuring smaller quantities.

To convert grams to milligrams, multiply by 1000. For example, 3.5 g × 1000 = 3500 mg. This conversion is often used in scientific research, medical prescriptions, and precision cooking.

Why Use This g to mg Converter?

Common g to mg Conversions