Online calculator to convert milligrams to ounces (mg to oz) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Weight or Mass units.
Conversion Calculator
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Convert mg to oz
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between milligrams and ounces.
What is a milligram (mg)?
A milligram is a unit of mass in the Metric System. The symbol for milligram is mg. There are 28,349.5231 milligrams in an ounce.
What is an ounce (oz)?
An ounce is a unit of mass in both US Customary Units as well as the Imperial System. The symbol for ounce is oz. There are 0.00003527 ounces in a milligram.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from mg to ounces is:
oz = mg ÷ 28,349.5231
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from milligrams to ounces (mg to oz).
Milligram to Ounce Conversion Example
Task: Convert 5,000 milligrams to ounces (show work) Formula: mg ÷ 28,349.5231 = oz Calculations: 5,000 mg ÷ 28,349.5231 = 0.17636981 oz Result: 5,000 mg is equal to 0.17636981 oz
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from mg to ounce.
Milligrams to Ounces Conversion Chart
| milligrams (mg) | ounces (oz) |
|---|---|
| 1 mg | 0.00003527 oz |
| 2 mg | 0.00007055 oz |
| 3 mg | 0.00010582 oz |
| 4 mg | 0.0001411 oz |
| 5 mg | 0.00017637 oz |
| 6 mg | 0.00021164 oz |
| 7 mg | 0.00024692 oz |
| 8 mg | 0.00028219 oz |
| 9 mg | 0.00031747 oz |
| 10 mg | 0.00035274 oz |
| 20 mg | 0.00070548 oz |
| 30 mg | 0.00105822 oz |
| 40 mg | 0.00141096 oz |
| 50 mg | 0.0017637 oz |
| 75 mg | 0.00264555 oz |
| 100 mg | 0.0035274 oz |
| 250 mg | 0.00881849 oz |
| 500 mg | 0.01763698 oz |
| 750 mg | 0.02645547 oz |
| 1,000 mg | 0.03527396 oz |
| 2,500 mg | 0.0881849 oz |
| 5,000 mg | 0.17636981 oz |
| 7,500 mg | 0.26455471 oz |
| 10,000 mg | 0.35273962 oz |
| 25,000 mg | 0.88184905 oz |
| 50,000 mg | 1.7636981 oz |
| 75,000 mg | 2.64554715 oz |
| 100,000 mg | 3.5273962 oz |
| 250,000 mg | 8.8184905 oz |
Related Units
This table provides a summary of the Weight or Mass units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| ounces | oz | US Customary Units/Imperial System |
| pounds | lbs or lb | US Customary Units/Imperial System |
| stones | st | Imperial System |
| short tons (US tons) | T | US Customary Units |
| long tons (Imperial tons) | long tn | Imperial System |
| nanograms | ng | Metric System |
| micrograms | mcg or μg | Metric System |
| milligrams | mg | Metric System |
| centigrams | cg | Metric System |
| decigrams | dg | Metric System |
| grams | g | Metric System |
| decagrams | dag or dkg | Metric System |
| hectograms | hg | Metric System |
| kilograms | kg | Metric System |
| metric tons (tonnes) | t | Metric System |
| gigagrams | Gg | Metric System |
| teragrams | Tg | Metric System |
Note: For Weight and Mass conversions, US Customary Units and the Imperial System are equivalent.
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