Scientific evidence is mixed. Some studies show that tribulus may increase LH and free testosterone in men with low baseline levels, while studies in healthy men with normal levels show no significant increase. Tribulus may still improve libido and overall well-being regardless of testosterone changes.

A typical dose is 250-750 mg of tribulus extract per day, standardized to 40-60% saponin content. A popular regimen is 500 mg twice daily with meals. Tribulus is often recommended in cycles — 8 weeks on and 4 weeks off — to maintain its effectiveness.

Yes, Tribulus terrestris is permitted under WADA (World Anti-Doping Agency) rules and is not on the prohibited substances list. It is a natural herbal preparation containing no synthetic hormones. However, always buy certified products tested by third parties to avoid contamination with banned substances.

Yes, women also use tribulus, mainly to support libido and improve overall well-being. In women, tribulus does not raise testosterone to dangerous levels because it supports the body's natural hormonal balance. Doses for women are typically lower — 250-500 mg per day. Pregnant and breastfeeding women should consult their doctor.