Refined Nutrition TESTDRIVE is a testosterone boosting formula derived from a blend of scientifically researched ingredients and herbal extracts, such as D-Aspartic Acid, Shilajit, Tribulus, KSM-66 Ashwagandha™, Bioperine, Fadogia Agrestis and more. TESTDRIVE is designed to boost natural testosterone production and helps with the process of muscle recovery, mood and libido.