
Deuterium levels in the body are an important biomarker of health and longevity. A great way to quantify your body's deuterium level is to test saliva.
*Simple to Use
*Saliva Test Kit Included
*Prepaid Envelope Included
*Accurate to +/- 2 ppm
Results are secure and confidential and will be emailed to you in 10-14 days.