Laboratory Diagnostics

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Advanced Hormone Metabolites


ZRT Laboratory's broadest view of sex steroid hormone metabolite levels and cortisol metabolism, with full diurnal melatonin and BPA. 

Consider as a comprehensive assessment for patients at risk of breast cancer, patients with symptoms of estrogen/progesterone imbalance, men with prostate problems, and patients who want to assess exposure to BPA. Also bene cial for patients struggling with weight or insulin resistance, who have signs of adrenal dysfunction, or who have sleep problems affecting health. 


Estradiol (E2)
Estrone (E1)
Estriol (E3)
2-Hydroxy Estradiol (2-OH E2)
2-Hydroxy Estrone (2-OH E1)
4-Hydroxy Estradiol (4-OH E1)
4-Hydroxy Estrone (4-OH E1)
16α-Hydroxy Estrone (16αOH E1) 
2-Methoxy Estradiol (2-MeO E2) 
2-Methoxy Estrone (2-MeO E1)
4-Methoxy Estradiol (4-MeO E2)
4-Methoxy Estrone (4-MeO E1)
Bisphenol A (BPA) 

Pregnanediol (Pgdiol)
Allopregnanolone (APglone)
Allopregnanediol (APgdiol)
3α-Dihydroprogesterone (3αHP)
20α-Dihydroprogesterone (20αHP)
Deoxycorticosterone (DOC)
Corticosterone (CORT) 

Androstenedione (A)
Androsterone (Andro)
Etiocholanolone (Etio)
Testosterone (T)
Epi-Testosterone (Epi-T)
5α-Dihydrotestosterone (5α-DHT)
5α,3α-Androstanediol (5α3α) 

Total Cortisol (F(GC))
Free Cortisol x4 (F(LC)x4)
Total Cortisone (E(GC))
Free Cortisone x4 (E(LC)x4)
Tetrahydrocortisol (THF)
Tetrahydrocortisone (THE) 

Melatonin x4 (MT6s x4) 

Creatinine is measured in all samples to correct results for urine dilution. 



Sample Type
Dried urine
Turnaround time
5 working days
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