Tribulus Terrestris

Category: adaptogen

Aliases: Puncture vine

Pharmacological Mechanism

Saponin-rich extract (protodioscin standardized). Marketed for testosterone + libido; multiple RCTs show no testosterone effect in men, slight libido improvement in postmenopausal women. Animal studies suggest NO-mediated erectile effect via androgen-independent pathway.

Half-Life (t½)

PO: 4h

Dosing Guidelines

Target Organ Systems