E2 [Mass/Vol]
Estradiol (E2) is the most potent form of estrogen. In men, it’s made mostly by converting testosterone via aromatase. While often labeled a “female hormone,” estradiol is essential for libido, brain function, mood, bone health, and keeping your testosterone in balance. Too little = stiff joints, mood swings, poor libido. Too much = water retention, gynecomastia, irritability. The is the standard assay testing and caps the value at 30solve real problems with clean design and honest materials.
$5.69 USD