To mass unit which is equivalent to the thousandth of a gram It is called milligram . The Royal Spanish Academy (RAE ), in your dictionary, you also accept the term milligram (with emphasis on the second I ).
When dividing a gram in a thousand, therefore, we get a thousand milligrams. Put another way: in a gram there are a thousand milligrams. Conversely, one milligram equals 0.001 grams .
In short, the milligram - whose symbol is mg - is a gram submultiple , which is the main unit of mass in the International System of Units . Its use appears when working with elements of dough very small
The use of milligrams is common in the field of labs . In this type of establishments they are usually used analytical balances with a sensitivity of 0.1 milligrams to make accurate measurements of drugs , chemical reagents and other products.
In the field of nutrition The milligram is also used as a unit of mass. This calculates the amount that is convenient to ingest certain substances to lead a healthy diet.
According to experts, for example, an adult should not consume more than 2,300 milligrams of sodium per day . If that figure is exceeded, it is likely that a table of arterial hypertension or that the individual suffers an excessive accumulation of liquids.
An adult person, on the other hand, needs approximately 1,000 milligrams daily of calcium To keep the Health . As for phosphorus, the incorporation of 700 milligrams a day .
It is important to keep in mind that these values are only indicative: nutritional needs vary in each subject according to multiple variables. That is why it is necessary to consult with a nutritionist to find out what the diet more appropriate in each case.