Osmolality is the concentration of all particles in a fluid. For example, thick, sugary syrup has significantly higher osmolality than a cup of water with just a pinch of sugar. The urine osmolality ...

Your doctor may order a blood osmolality test to check your body’s salt/water balance. This can help them determine if you have certain medical conditions such as dehydration or sodium deficiency.

Osmolality measures a beverage’s concentration of solutes (i.e. sugars, salts and carbs) and how quickly the body absorb fluids for optimal hydration, which may help hydration brands validate their ...