Standard Tests


We're your lab of choice, offering testing through Saliva, Blood Spot and Dried Urine.

Minimally-invasive hormone testing is the hallmark of ZRT Laboratory. The simplicity of sample collection and stability of samples in storage and transport have made these ideal for clinical use as well as research. See the table below for a full list of our current test offerings.

Test Blood Spot Saliva Dried Urine
Estradiol (E2)  
Progesterone (Pg)  
Testosterone (T), free    
Testosterone (T), total    
Estriol (E3)    
Estrone (E1)    
Cortisol (C), free    
Cortisol (C), total    
Prostate Specific Antigen (PSA)    
Free Thyroxine (fT4)    
Free Triiodothyronine (fT3)    
Thyroid Stimulating Hormone (TSH)    
Thyroid Peroxidase Hormone (TPOab)    
Thyroxine (T4), total    
IGF-1 (Somatomedin C)    
Luteinizing Hormone (LH)    
Follicle-Stimulating Hormone (FSH)    
Insulin (Ins), fasting    
Cholesterol (CH), total    
HDL Cholesterol (HDL)    
High-Sensitivity C-Reactive Protein (hsCRP)    
Hemoglobin A1c (HbA1c)    
Triglycerides (TG)    
Vitamin D, Total    
25-OH Vitamin D2    
25-OH Vitamin D3    
Iodine (I)    
Bromine (Br)    
Arsenic (As)    
Selenium (Se)  
Cadmium (Cd)  
Mercury (Hg)  
Creatinine (Cr)    
Lead (Pb)    
Zinc (Zn)    
Copper (Cu)    
Magnesium (Mg)