Testosterone pellets are about the size of a grain of rice, and a doctor will implant them under the skin. These pellets contain crystallized testosterone and deliver a steady, low dose of this hormone to the individual for 3 to 6 months at a time.

Testosterone pellets are a form of hormone replacement therapy. Their primary use is in the treatment of hypogonadism.

Testosterone pellets come with specific health risks. These risks include:

  • infection of the insertion site
  • pellets dislodging and coming out of the skin
  • dangerously high over-dosing

Testosterone pellets are also typically the most expensive form of TRT.

Finally, doctors cannot remove pellets once they are planted. A person must live with their effects until their body fully absorbs the pellet.

Although many people believe that testosterone replacement therapy (TRT) can be beneficial, it can cause side effects and increase the risk of certain health conditions.

Research into the potential side effects of TRT in hypogonadism and for off-label use is ongoing. Possible side effects of testosterone replacement therapy include the following:

Too much testosterone can increase a person’s risk of the following conditions:

Taking testosterone supplements disrupts the body’s ability to make testosterone. This means that when a person stops taking testosterone supplements, they may suddenly feel worse because their body has not adjusted to making testosterone on its own again yet.

People considering testosterone therapy to consult a doctor and learn about all of the side effects and risks before making a decision. They also recommend that people interested in this therapy try to boost their energy by making lifestyle changes first.