Extreme Results Testosterone
- Reduce Cortisol
Research-Backed Ingredients. Clinical Doses. Full Transparency. All Power.
New Test HD Black Onyx is the most advanced testosterone-enhancing pill. It's built with the scientifically validated ingredients shown to reduce cortisol and boost free testosterone.
Boost Free Testosterone in 7 Days -
Test HD Black Onyx features four separate ingredients backed by separate human clinical studies shown to boost testosterone or combat cortisol - most competitors have none! Just one of those ingredients is shown to increase free testerone and decrease estradiol in a little a 7 days.
Testosterone is Critical for the Strength Building Process
Test HD Black Onyx is the only testosterone-boosting formula to combine clinically researched doses of Sensoril Ashwagandha, Primavie Shilajit and D-aspartic acid, plus the much sought-after ingredient Longjack. Many competitors using these ingredients only include supportive doses or hide the amounts in proprietary blends, making the other guys inferior to our fully disclosed formula. Only Test HD Black Onyx is engineered with full doses of key ingredients engineered to boost free testosterone levels. Free testosterone is the most active form of testosterone, and is critical to initiating the muscle and strength-building process, as well as supporting performance.