How many milligrams are in a gram?

The correct value is 1000 milligrams in a gram because the metric system is based on powers of ten, making it straightforward to convert between units. Specifically, 1 gram (g) is equal to 1000 milligrams (mg). This conversion is fundamental in various fields, including medicine and pharmacology, where precise dosages are critical. Understanding that there are 1000 milligrams in a gram helps healthcare professionals accurately measure and administer medications, ensuring patient safety and effective treatment.