Convert mg to grams
Input the number of milligrams you want to convert to grams.
How to Convert Milligrams to Grams
The milligram and gram are both units of weight. By definition, 1 gram equals exactly 1000 milligrams. This means to convert milligrams to grams, you divide by 1000.
Formula
Step-by-Step Example
Convert 5 mg to grams:
We need to convert milligrams to grams
Since 1 g = 1000 mg, divide by 1000
5 ÷ 1000 = 0.005
5 mg = 0.005 g
Milligram to Gram Conversion Table
Quick reference table for common milligram to gram conversions. Click any value for detailed calculation.
| Milligrams (mg) | Grams (g) |
|---|---|
| 0.1 mg | 1e-4 g |
| 0.5 mg | 0.0005 g |
| 1 mg | 0.001 g |
| 2 mg | 0.002 g |
| 5 mg | 0.005 g |
| 10 mg | 0.01 g |
| 25 mg | 0.025 g |
| 50 mg | 0.05 g |
| 100 mg | 0.1 g |
About These Units
Milligram (mg)
A milligram (mg) is a metric unit equal to 1/1000 gram or 0.001 grams. Milligrams measure medication dosages, vitamin supplements, caffeine content, and chemical compounds. Common drug doses range from 5 mg to 1000 mg. There are 1,000 mg in one gram.
Gram (g)
A gram (g) is a metric unit of mass equal to 1/1000 kilogram or approximately 0.035 ounces. Grams are the standard unit for food nutrition labels, cooking recipes, jewelry weight, and postal rates. One gram of water equals one milliliter in volume.
Frequently Asked Questions
How do I convert milligrams to grams?
To convert milligrams to grams, divide the value by 1000. For example, 10 mg = 0.01 g.
How many grams are in 1 milligram?
1 milligram equals 0.001 grams.
What is the formula for milligrams to grams?
The formula is: g = mg ÷ 1000.