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".

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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