The #1 Missing Factor with Low Testosterone Is.
Sleep is a huge underemphasized factor when it comes to testosterone levels.
Other causes of low testosterone:
Age
Obesity
Soy products
Plastic consumption
High insulin levels
Liver damage
Adrenal stress
High cortisol
A deficiency in DHEA
A low-fat diet
Statins
…
Source: Dr. Eric Berg DC (2022-06-02)