Ounce to Milligram conversion

Convert between Ounce (oz) and Milligram (mg) or vice versa.

About Ounce to Milligram conversion

What is Ounce?

An ounce is a unit of mass used primarily in the United States and the UK, equal to 1/16 of a pound or approximately 28.35 grams.

What is Milligram?

A milligram is a unit of mass equal to one-thousandth of a gram, often used in measuring small quantities.

How to convert Ounce to Milligram using our tool?

Enter the Ounce value in the input field above. Our tool will automatically convert the value to Milligram. You can also use the dropdown to select any other unit you want to convert to. The conversion is instant and you can see the result immediately, even when you change the units.