Weight Converter
Milligram
Definition: A milligram (symbol: mg) is a metric unit of mass equal to one-thousandth of a gram and one-millionth of a kilogram.
History/origin: The milligram is part of the International System of Units (SI). The prefix "milli-" indicates the division of the base unit by one thousand.
Current use: Milligrams are used almost exclusively in pharmacy, medicine, and chemistry to measure very small quantities of substances, such as the active ingredients in tablets.
Ounce
Definition: The ounce (symbol: oz) is a unit of mass used in the imperial and US customary systems, equal to 1/16 of a pound.
History/origin: The ounce has its roots in the Roman "uncia." The modern "avoirdupois ounce" was standardized in the 13th century for trade and commerce.
Current use: Ounces are widely used in the US and UK for measuring food portions, mail/package weight, and in some cooking recipes.
Milligram to Ounce Conversion Table
| Milligram [mg] | Ounce [oz] |
|---|---|
| 0.01 mg | 0.00000035 oz |
| 0.1 mg | 0.00000353 oz |
| 1 mg | 0.00003527 oz |
| 2 mg | 0.00007055 oz |
| 3 mg | 0.00010582 oz |
| 5 mg | 0.00017637 oz |
| 10 mg | 0.00035274 oz |
| 20 mg | 0.00070548 oz |
| 50 mg | 0.0017637 oz |
| 100 mg | 0.0035274 oz |
| 1000 mg | 0.03527399 oz |
How to Convert Milligram to Ounce
1 mg = 0.00003527 oz
1 oz = 28349.5 mg
Example: convert 15 mg to oz:
15 mg = 15 × 0.00003527 oz = 0.00052911 oz