It’s a test which is used to look into any potential excess body production of cortisol (steroids). It involves collection of a sample of your saliva at 11 o’ clock at night on two separate nights.
Late Night Salivary Cortisol Collection

It’s a test which is used to look into any potential excess body production of cortisol (steroids). It involves collection of a sample of your saliva at 11 o’ clock at night on two separate nights.