• Superior Science. Superior Results.
• Research & Development
• America's #1 Selling Bodybuilding Supplement Brand♦
• Thermogenic Testosterone Booster
• Boosts Total & Free Testosterone
• Energy & Performance
• 30 Servings
• Dietary Supplement

In Men, Testosterone is a critical component of

• Muscle
• Strength
• Vitality

From the makers of the top-selling testosterone supplement, Test HD, comes from a new, revolutionary thermogenic and testosterone booster. Introducing Test HD thermo- the perfect, all-in-one solution designed to boost free testosterone and fire up thermogenesis.

Boost Total & Free Testosterone 

Testosterone is critical for initiating male anabolic processes. Test HD® Thermo features a combination of powerful test-boosting ingredients, including a clinical-strength dose of shilajit, a rare organo-mineral compound obtained from steep rocks of different formations found in the Himalayas and other high mountains.

This powerful test-boosting compound is shown in a human clinical study to significantly increase total serum testosterone levels as documented after 90 days. A second key ingredient is Test HD thermo has been shown in a separate clinical study to increase free testosterone and decrease estradiol in just 7 days.

KSM-66, Maca, Longjack & More 

Test HD® Thermo also features the premium branded ingredient KSM-66 Ashwagandha, clinically shown to support testosterone levels, strength, muscle size and performance. In fact, in an 8-week, randomized, double-blind, placebo-controlled study, subjects taking the precise dose of KSM-66 found in Test HD® Thermo and following a training program significantly increased arm muscle size as measured via maximal cross-sectional area by 67% more than the placebo group. Test HD® Thermo also features maca, longjack and safed musli.

Increase Energy & Performance 

Test HD® Thermo delivers a powerful dose of caffeine designed to enhance energy, for better athletic performance during your toughest workout sessions. It also features Salvia miltiorrhiza, grains of paradise, guayusa and L-theanine for powerful sensory effects.

♦MuscleTech is America's #1 Selling Bodybuilding Supplement Brand based on cumulative wholesale dollar sales 2001 to present.