Gram To Millgram Conversion Chart

Gram (g) Millgram (mg)
0.01 g10 mg
0.1 g100 mg
1 g1000 mg
2 g2000 mg
5 g5000 mg
10 g10000 mg
20 g20000 mg
50 g50000 mg
100 g100000 mg
500 g500000 mg
1000 g1000000 mg

Convert from gram to millgram formula

Total millgram = Total gram x 1000

For example, if you want to convert 5 Gram to Millgram then,

5 g = 5 x 1000 = 5000 mg

Convert from millgram to gram formula

Total gram =
Total millgram
5000 mg
= 5 g


Gram (g), also spelled gramme, unit of mass or weight that is used especially in the centimetre-gram-second system of measurement. One gram is equal to 0.001 kg. The official International System of Units abbreviation is g, but gm has also been used.


A unit of measurement of mass in the metric system equal to a thousandth of a gram, and equivalent to 0.0154 grain.