500 mg to Grams
500 mg = 0.5 g
500 milligrams equals 0.5 grams.
How to convert 500 mg to g
Use the formula g = mg ÷ 1000:
g = 500 ÷ 1000g = 0.5
So 500 mg = 0.5 g.
Rounded values and quick estimate
- Rounded to a whole number: 1 g
- Rounded to one decimal place: 0.5 g
- Conversion factor: 1 milligram = 0.001 grams
This conversion is exact, so there is no need to estimate: just divide by 1,000.
500 mg in other units
- Grams
- 0.5 g
- Kilograms
- 0.0005 kg
- Ounces
- 0.0176 oz
- Pounds
- 0.001102 lb
- Stone
- 0.000079 st
- Micrograms
- 500000 mcg
- Carats
- 2.5 ct
- Troy ounces
- 0.0161 ozt
- Tolas
- 0.0429 tola
- Grains
- 7.72 gr
500 mg and nearby values
| Milligrams | Grams |
|---|---|
| 496 mg | 0.496 g |
| 497 mg | 0.497 g |
| 498 mg | 0.498 g |
| 499 mg | 0.499 g |
| 500 mg | 0.5 g |
| 501 mg | 0.501 g |
| 502 mg | 0.502 g |
| 503 mg | 0.503 g |
| 504 mg | 0.504 g |
About milligrams and grams
A milligram is one thousandth of a gram. Medicine doses, vitamins and nutrition labels commonly use milligrams.
A gram is one thousandth of a kilogram. It is the standard metric unit for food, ingredients and small weights.
Related conversions
Frequently asked questions
What is 500 mg in Grams?
500 milligrams is 0.5 grams (500 mg = 0.5 g).
How do you convert 500 mg to g?
Apply g = mg ÷ 1000: g = 500 ÷ 1000, g = 0.5.
How many milligrams is 0.5 g?
0.5 g is about 500 milligrams.