Short answer: Tribulus Terrestris has a long history of traditional use in vitality formulas, but modern research on its effects on physical performance is mixed — some studies show modest benefits, others show none.
What Tribulus Terrestris is
Tribulus Terrestris is a flowering plant used for centuries in traditional medicine systems, commonly associated with supporting vitality, stamina, and general physical performance.
What the research actually shows
Modern clinical research on Tribulus and athletic performance is inconsistent — some smaller studies report modest improvements in strength or stamina measures, while other well-controlled studies find no significant effect compared to placebo. This mixed picture is common for traditional botanicals that haven't undergone large-scale, well-funded research.
How it's generally understood to work
Tribulus contains compounds called saponins, which some research suggests may have a mild influence on the body's hormonal signaling pathways related to physical performance — though the mechanism isn't fully established, and effects likely vary between individuals.
Who should be cautious
Tribulus may not be suitable for those with hormone-sensitive conditions. Consult a doctor before use if this applies to you or if you're taking related medications.
See it alongside other vitality ingredients
Horse Boost includes Tribulus Terrestris in its formula.
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See our full ingredients breakdown for how Tribulus fits alongside Horse Boost's other ingredients.