G to Mg

Convert Grams to Milligrams

"G to Mg" Calculator

Convert
g to Milligrams

How to convert grams to milligrams

Worked example: 1 g = 1,000 mg

gmg01201,0002,0001 g1,000 mg

1 g × 1,000 = 1,000 mg

Rule: milligrams = grams × 1,000 — exact: 1 g = 1,000 mg.
Most asked values
GramsMilligrams
0.25 g250 mg
0.5 g500 mg
0.75 g750 mg
1 g1,000 mg
2 g2,000 mg
2.5 g2,500 mg
5 g5,000 mg
10 g10,000 mg
25 g25,000 mg
50 g50,000 mg
100 g100,000 mg
1,000 g1,000,000 mg

See Also

FAQ

How many milligrams are in a gram?

One gram is equal to exactly 1,000 milligrams (1 g = 1,000 mg).

What is the formula to convert g to mg?

To convert grams to milligrams, multiply the gram value by 1,000 (move the decimal point three places to the right). For example, 2 g × 1,000 = 2,000 mg.

How many milligrams is half a gram?

Half a gram is exactly 500 milligrams (0.5 g × 1,000 = 500 mg).