157 citations
,
June 2015 in “Psychoneuroendocrinology” This study observed that hair cortisol and cortisone concentrations were higher in older individuals and those with diabetes mellitus, highlighting their potential significance for assessing somatic health.
1 citations
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July 2023 in “Psychoneuroendocrinology” This study found that hair cortisol concentration is consistently associated with salivary cortisol output throughout the day, making it a potential reliable biomarker of long-term cortisol secretion.
80 citations
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January 2011 in “Clinical Chemistry and Laboratory Medicine (CCLM)” This study confirmed that the diffusion of cortisol from blood is a biologically endogenous source of hair cortisol, correlating significantly with salivary cortisol levels in healthy humans.
567 citations
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October 2007 in “Clinical and investigative medicine” This study described a new assay for measuring cortisol in hair and found it may serve as a useful biomarker for long-term cortisol exposure, correlating with 24-hour urine cortisol levels in non-obese subjects.
January 2026 in “Open MIND”