How many milligrams in an ounce? Ounces to Milligrams calculator.

An ounce (abbreviated oz) is a unit of mass that is most commonly used in the United States, which is equal to one sixteenth of a pound or approximately 28 grams.

This tool converts ounces to milligrams (oz to mg) and vice versa. 1 ounce = 28349.523125 milligrams. The user must fill one of the two fields and the conversion will become automatically.



1 ounces = 28349.5 milligrams


Formula ounces in milligrams (oz in mg). Mg = oz*28349.523125


Conversions ounces to other units

Ounce to Kilogram Ounce to Pound Ounce to Gram
Ounce to Milligram Ounce to Tonne Ounce to Short ton
Ounce to Long ton Ounce to Carat Ounce to Stone


Table ounces to milligrams
1 ounces = 28349.5 milligrams11 ounces = 311844.8 milligrams21 ounces = 595340 milligrams
2 ounces = 56699 milligrams12 ounces = 340194.3 milligrams22 ounces = 623689.5 milligrams
3 ounces = 85048.6 milligrams13 ounces = 368543.8 milligrams23 ounces = 652039 milligrams
4 ounces = 113398.1 milligrams14 ounces = 396893.3 milligrams24 ounces = 680388.6 milligrams
5 ounces = 141747.6 milligrams15 ounces = 425242.8 milligrams25 ounces = 708738.1 milligrams
6 ounces = 170097.1 milligrams16 ounces = 453592.4 milligrams26 ounces = 737087.6 milligrams
7 ounces = 198446.7 milligrams17 ounces = 481941.9 milligrams27 ounces = 765437.1 milligrams
8 ounces = 226796.2 milligrams18 ounces = 510291.4 milligrams28 ounces = 793786.6 milligrams
9 ounces = 255145.7 milligrams19 ounces = 538640.9 milligrams29 ounces = 822136.2 milligrams
10 ounces = 283495.2 milligrams20 ounces = 566990.5 milligrams30 ounces = 850485.7 milligrams
40 ounces = 1133980.9 milligrams70 ounces = 1984466.6 milligrams100 ounces = 2834952.3 milligrams
50 ounces = 1417476.2 milligrams80 ounces = 2267961.9 milligrams110 ounces = 3118447.5 milligrams
60 ounces = 1700971.4 milligrams90 ounces = 2551457.1 milligrams120 ounces = 3401942.8 milligrams
200 ounces = 5669904.6 milligrams500 ounces = 14174761.6 milligrams800 ounces = 22679618.5 milligrams
300 ounces = 8504856.9 milligrams600 ounces = 17009713.9 milligrams900 ounces = 25514570.8 milligrams
400 ounces = 11339809.3 milligrams700 ounces = 19844666.2 milligrams1000 ounces = 28349523.1 milligrams


Mass - Weight Conversions

Kilogram to Pound Kilogram to Ounce Kilogram to Gram
Kilogram to Milligram Kilogram to Tonne Kilogram to Short ton
Kilogram to Long ton Kilogram to Carat Kilogram to Stone
Pound to Kilogram Pound to Ounce Pound to Gram
Pound to Milligram Pound to Tonne Pound to Short ton
Pound to Long ton Pound to Carat Pound to Stone
Gram to Kilogram Gram to Pound Gram to Ounce
Gram to Milligram Gram to Tonne Gram to Short ton
Gram to Long ton Gram to Carat Gram to Stone
Milligram to Kilogram Milligram to Pound Milligram to Ounce
Milligram to Gram Milligram to Tonne Milligram to Short ton
Milligram to Long ton Milligram to Carat Milligram to Stone
Tonne to Kilogram Tonne to Pound Tonne to Ounce
Tonne to Gram Tonne to Milligram Tonne to Short ton
Tonne to Long ton Tonne to Carat Tonne to Stone
Short ton to Kilogram Short ton to Pound Short ton to Ounce
Short ton to Gram Short ton to Milligram Short ton to Tonne
Short ton to Long ton Short ton to Carat Short ton to Stone
Long ton to Kilogram Long ton to Pound Long ton to Ounce
Long ton to Gram Long ton to Milligram Long ton to Tonne
Long ton to Short ton Long ton to Carat Long ton to Stone
Carat to Kilogram Carat to Pound Carat to Ounce
Carat to Gram Carat to Milligram Carat to Tonne
Carat to Short ton Carat to Long ton Carat to Stone
Stone to Kilogram Stone to Pound Stone to Ounce
Stone to Gram Stone to Milligram Stone to Tonne
Stone to Short ton Stone to Long ton Stone to Carat