Grams to Milligrams Conversion

How many milligrams in a gram?

Grams and milligrams (g to mg) mass units conversion factor is 1000. To find out how many milligrams in grams, multiply the gram value by 1000 or use the converter.

1 Gram = 1000 Milligrams

Gram and milligram are units of mass in metric system. In metric system, the prefix "milli" means "one thousandth of". If you replace "milli" with "1000", that makes 1 miiligram is "1000th" of a gram (1000 mg in a gram).

For example, to find out how many milligrams in a half gram, multiply the gram value by the conversion factor, 1/2 g * 1000 (mg in 1 g) = 500 mg in 1/2 gram.

Gram is a metric system unit of mass. It is one thousandth (1/1000) of a kilogram which is the metric system base unit. 1 grams equals to the mass of 1 mL (or 1 cubic centimeter) of water. The abbreviation for gram is "g".

Milligram is a unit of mass in metric system and it is mostly used in medicine and pharmacy. There are 1 000 000 (one million) mg in 1 kg (1000 grams in 1 kg * 1000 mg in 1 gram = 1 000 000). The abbreviation for milligram is "mg".

If scroll down, you may also create and print your own custom conversion table create your table.

Converter

Enter a value that you want to convert into milligrams and click on the "convert" button.

For milligrams to grams converter, go to milligrams to grams

For all weight units, go to weight conversion

Create Custom Conversion Table

Conversion Table

GramMilligramGramMilligramGramMilligramGramMilligram
1 g 1000 mg 26 g 26000 mg 51 g 51000 mg 76 g 76000 mg
2 g 2000 mg 27 g 27000 mg 52 g 52000 mg 77 g 77000 mg
3 g 3000 mg 28 g 28000 mg 53 g 53000 mg 78 g 78000 mg
4 g 4000 mg 29 g 29000 mg 54 g 54000 mg 79 g 79000 mg
5 g 5000 mg 30 g 30000 mg 55 g 55000 mg 80 g 80000 mg
6 g 6000 mg 31 g 31000 mg 56 g 56000 mg 81 g 81000 mg
7 g 7000 mg 32 g 32000 mg 57 g 57000 mg 82 g 82000 mg
8 g 8000 mg 33 g 33000 mg 58 g 58000 mg 83 g 83000 mg
9 g 9000 mg 34 g 34000 mg 59 g 59000 mg 84 g 84000 mg
10 g 10000 mg 35 g 35000 mg 60 g 60000 mg 85 g 85000 mg
11 g 11000 mg 36 g 36000 mg 61 g 61000 mg 86 g 86000 mg
12 g 12000 mg 37 g 37000 mg 62 g 62000 mg 87 g 87000 mg
13 g 13000 mg 38 g 38000 mg 63 g 63000 mg 88 g 88000 mg
14 g 14000 mg 39 g 39000 mg 64 g 64000 mg 89 g 89000 mg
15 g 15000 mg 40 g 40000 mg 65 g 65000 mg 90 g 90000 mg
16 g 16000 mg 41 g 41000 mg 66 g 66000 mg 100 g 100000 mg
17 g 17000 mg 42 g 42000 mg 67 g 67000 mg 125 g 125000 mg
18 g 18000 mg 43 g 43000 mg 68 g 68000 mg 150 g 150000 mg
19 g 19000 mg 44 g 44000 mg 69 g 69000 mg 175 g 175000 mg
20 g 20000 mg 45 g 45000 mg 70 g 70000 mg 200 g 200000 mg
21 g 21000 mg 46 g 46000 mg 71 g 71000 mg 250 g 250000 mg
22 g 22000 mg 47 g 47000 mg 72 g 72000 mg 300 g 300000 mg
23 g 23000 mg 48 g 48000 mg 73 g 73000 mg 500 g 500000 mg
24 g 24000 mg 49 g 49000 mg 74 g 74000 mg 750 g 750000 mg
25 g 25000 mg 50 g 50000 mg 75 g 75000 mg 1000 g 1000000 mg