Black Onyx Test HD is the most advanced testosterone-enhancing pill. It’s built with the scientifically validated ingredients shown to reduce cortisol and boost free testosterone.
It features four separate ingredients backed by separate human clinical studies shown to boost testosterone or combat cortisol – most competitors have none! One of those ingredients is shown to increase free testosterone and decrease estradiol in a little a 7 days.

Research & Development
Testosterone/Vitality/Reduce Cortisol
3 g D-Aspartic Acid, 200 mg Shilajit
125 mg Sensoril®, 100 mg Longjack
Extreme Results
Result in 7 Days
Dietary Supplement
Primavie® – Purified Shilajit
Sensoril® – Vitalizing Mind & Body
America’s #1 Selling Bodybuilding Supplement Brand‡
Scientifically Researched Key Ingredients

Made in USA
By MuscleTech

Size: 120 Caplets
Servings: 30 Servings