TEST HD is a hardcore testosterone booster. It includes clinical-strength dose of shilajit. Shilajit is a powerful test boosting compound. It is shown in a human clinical study to significantly increase total serum testosterone levels. This was documented after 90 days.
TEST HD is also formulated with a concentrated and powerful dose of boron. It is shown in human clinical research to increase free testosterone. It also decreased estradiol in just 7 days. 2 Free testosterone is the most active form of testosterone and is critical for initiating the muscle building process.
