Ounces (oz) to Milligrams (mg) Conversion

Enter Ounce (oz)
Enter Milligram (mg)
Enter Gram & mg

How many milligrams (mg) in an ounce?

1 Ounce (oz) is equal to 28349.5231 milligrams (mg). To convert ounces to mg, multiply the ounce value by 28349.5231.

For example, to find out how many milligrams in an ounce and a half, multiply 1.5 by 28349.5231, that makes 42524.28465 mg in an ounce and a half.

1 Ounce = 28349.5231 Milligrams

How many ounces (oz) in a milligram?

1 Milligram (mg) is equal to 0.00003527396 ounce (oz). To convert milligrams to oz, multiply the milligram value by 0.00003527396 or divide by 28349.5231.

1 Milligram = 0.00003527396 Ounce

What is Ounce?

Ounce is an imperial and United States Customary measurement systems mass unit. 1 oz = 28349.5231 mg. The symbol is "oz".

What is Milligram?

Milligram is a unit of mass in the metric system. 1 mg = 0.00003527396 oz. The symbol is "mg".

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.