Hormone Support
Tribulus Terrestris
Also known as: Puncture vine, Goat's head, Tribulus, Tribulus terrestris Extract (Fruit, 20% Protodioscin)
Tribulus terrestris is a traditional plant extract standardized to protodioscin, a steroidal saponin claimed to support sexual function and athletic performance. Evidence for these effects remains limited and inconsistent, with most studies showing modest benefits at best.
Primary uses
- Libido
- Sexual function
- Traditional vitality
- Sexual function and libido
- Athletic performance and muscle building
- Testosterone support
- Athletic performance
- Testosterone support (claimed)
How it works
- May enhance libido
- Traditional aphrodisiac
- Does NOT significantly raise testosterone despite marketing
- May support nitric oxide
Dosage
- Typical range
- 250-750mg standardized extract daily
- Timing
- With meals
- With food
- Yes
- Duration
- 8-12 weeks cycles
- Special populations
- Those seeking libido support
Forms
- Standardized extract
- Powder
- Capsule· 70/100
- Extract· 70/100
- Extract (standardized to 20% Protodioscin)· 70/100
Safety
Common side effects
- GI upset
- Sleep issues (some)
Contraindications
- Hormone-sensitive conditions (caution)
Evidence notes
Better evidence for libido than testosterone increase
Grade C: Mostly observational or small trials; mechanism is plausible but unproven at scale.
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