100iu/ml是什麼意思

"IU" stands for International Unit, which is a standard measurement for the amount of a biological substance, such as a hormone or a vitamin. The "ml" refers to milliliters, which is a unit of volume.

So, when you see "100IU/ml," it means that there are 100 International Units of the substance per milliliter of solution. This measurement is often used for medications or supplements that are delivered in small volumes but have a powerful effect, such as vitamins, hormones, or certain types of vaccines.