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.

Details

Suggested use

To assess your tolerance, take 1 capsule with water on day one. On day two, take 2 capsules with water. Once your tolerance has been assessed, take 1 serving (3 capsules) once daily with water. Do not exceed 1 serving (3 capsules) in a 24-hour period. Read the entire label before use and follow directions provided.

Warnings

Not intended for use by persons under 18. Do not use if pregnant or nursing. Consult a medical doctor before starting any diet or exercise program, or if you have a medical condition or are taking any medication. Discontinue use two weeks prior to surgery. One serving of this product contains up to as much caffeine as 3 cups of coffee. Caffeine-sensitive individuals may experience symptoms including (but not limited to) restlessness, nervousness, tremors, anxiety, increased heart rate or difficulty sleeping. Do not combine with other sources of caffeine or stimulants. Keep out of reach of children.

Do not use if packaging has been tampered with. Store in a cool, dry place (60º-80ºF).

Not intended to treat low testosterone or sexual dysfunction.

Disclaimer

While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by bdmuscle