Cortisol is the primary glucocorticoid in humans, affecting glucose control, inflammation, and response to stress
Immediately following collection, mix sample by gently inverting 5 times
Frozen (preferred) - 6 months
Freeze/thaw cycles - stable x6
Refrigerated - 7 days
Ambient - 7 days
Equilibrium dialysis and high-pressure liquid chromatography (HPLC) with tandem mass spectrometry
An interpretive report will be provided