Ounces to Milligrams Conversion

How many milligrams in an ounce?

Ounces to milligrams conversion factor is 28349.5231 (for troy weight, it is 31103.4768). To find out how many milligrams in ounces, multiply by the conversion factor or simply use the converter. If scroll down, you may also create and print your own custom conversion table create your table.

1 Ounce = 28 349.5231 Milligrams

Ounce is an imperial and U.S. customary mass unit. The commonly used ounces are the international avoirdupois and the troy ounce. Troy ounce is used for the measurement of precious metals, gold, silver etc. The abbreviation is "oz".

Milligram is a small unit of mass in metric system and used commonly in medicine, pharmacy etc. The abbreviation is "mg".

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Create Custom Conversion Table

Conversion Table

OunceMilligramOunceMilligramOunceMilligramOunceMilligram
128349.523126737087.6006511445825.678762154563.756
256699.046227765437.1237521474175.201772182913.279
385048.569328793786.6468531502524.724782211262.802
4113398.092429822136.1699541530874.247792239612.325
5141747.615530850485.693551559223.771802267961.848
6170097.138631878835.2161561587573.294812296311.371
7198446.661732907184.7392571615922.817822324660.894
8226796.184833935534.2623581644272.34832353010.417
9255145.707934963883.7854591672621.863842381359.94
10283495.23135992233.3085601700971.386852409709.464
11311844.7541361020582.832611729320.909862438058.987
12340194.2772371048932.355621757670.432872466408.51
13368543.8003381077281.878631786019.955882494758.033
14396893.3234391105631.401641814369.478892523107.556
15425242.8465401133980.924651842719.002902551457.079
16453592.3696411162330.447661871068.5251002834952.31
17481941.8927421190679.97671899418.0481253543690.388
18510291.4158431219029.493681927767.5711504252428.465
19538640.9389441247379.016691956117.0941754961166.543
20566990.462451275728.54701984466.6172005669904.62
21595339.9851461304078.063712012816.142507087380.775
22623689.5082471332427.586722041165.6633008504856.93
23652039.0313481360777.109732069515.18650014174761.55
24680388.5544491389126.632742097864.70975021262142.33
25708738.0775501417476.155752126214.233100028349523.1