Tribulus terrestris
Performance
A testosterone booster by reputation that does not raise testosterone in any human trial.
What the evidence says
Multiple trials in men and athletes found no change in testosterone or body composition; a small libido effect is possible.
What studies used
Labels commonly list 500-1,500 mg per day.. Any time..
Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.
Watch out for
- Rare reports of kidney and liver problems with heavy use
Turn Tribulus terrestris into a plan that's yours
The info above is free. Membership makes it personal, the Coach answers questions about your exact stack, the Stack tracks it for you, and the Verified Sources shows you how to vet what you buy.
- ✓ AI Coach, ask anything about your stack. It does the dosing math, flags interactions, and tells you what to do next.
- ✓ Personal Stack, save your protocol, track it across devices, log doses, get a heads-up before a vial runs out.
- ✓ Verified Sources, the vetted reference for checking quality and sourcing, members only.
Cancel anytime · or save with $59.99/yr · Coach + Stack included