CERASCREEN free testosterone test saliva Up to 40% of men over 40 are affected by testosterone levels that are too low. Our cerascreen free testosterone test offers you a simple and reliable way to determine your testosterone level. You will receive the result within 3-4 working days of receiving the sample. This allows you to act early and take targeted action against any problems. Hormones, and thus also testosterone, can be determined from various materials: from blood serum, saliva and urine. Approximately 2-5% of the testosterone is considered active, the remaining 95-98% is bound and not active under normal circumstances. Only this free testosterone is measured in the saliva. The test is easy to carry out and can be done from the comfort of your own home. All you have to do is take a saliva sample and send it to our certified laboratory. There, your testosterone level will be professionally analyzed. With our cerascreen Free Testosterone Test, you have the opportunity to actively support your health and identify potential problems at an early stage.