The hormone driving energy, strength, and confidence. Low levels cause fatigue and low drive.

The testosterone your body uses. Low free T hurts focus, libido, and performance.

A protein that locks up your testosterone. When SHBG is too high, less of your testosterone is free to do its job.

Helps transport hormones in your blood and maintain balance between bound and free testosterone.

High levels suppress testosterone and lower sex drive; tracking it protects hormonal balance.

Essential for sperm production and testicular health, key for fertility and hormone regulation.

Too high or low disrupts mood, fat storage, and libido — balance is crucial for optimal function.