ZRT Laboratory, a CLIA-certified commercial and research laboratory, is the recognized leader in innovative and meaningful hormone and wellness testing. ZRT has pioneered testing methods for hormones, neurotransmitters, heavy metals and more, offering health care professionals convenient testing options in different body fluids including saliva, dried blood spot, dried urine, and serum. ZRT provides comprehensive test results that allow providers to create personalized treatments for optimal outcomes, with the help of our knowledgeable clinical consultants.

YOUR LAB OF CHOICE

OVER 10 MILLION TEST COMPLETED WORLDWIDE