When taken by mouth: Tribulus is possibly safe for most people when taken at doses of 750-1500 mg daily for up to 90 days. Side effects are usually mild and uncommon, but might include stomach pain, cramping, and diarrhea.

What does tribulus do to the body?

Some people use tribulus for gonorrhea, liver disease (hepatitis), inflammation, joint pain (rheumatism), leprosy, coughs, headache, dizziness (vertigo), chronic fatigue syndrome (CFS), and enhancing athletic performance. It is also used for stimulating appetite and as an astringent, tonic, and mood enhancer.

Is tribulus bad for your liver?

Consistent use and high dose of Tribulus terrestris may cause hepatic failure and death.