Micrograms per liter (mcg/L)
Some medical tests report results in micrograms per liter (mcg/L).
- A microgram is one-millionth of a gram. A gram is about 1/30 of an ounce.
- A liter measures fluid volume. It is a little bigger than a quart.
Current as of: May 1, 2026
Author:
WebMD Ignite Staff
Clinical Review Board
All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.