It doesn't have testosterone is has herbs that helps your body to produce more. It is important to get weekly blood test to regulate level. The blood test cost $30 and after the first few weeks you will see it stabilize. If your under 30 years old not a good option. My kids 19,18,16 take whey protien and glutamine for recovery. My 19 year old is 6'2" 205 5% bf.
My bar rep max is over 300 now just get bored. If you want to add muscle try A-HD and solid. The results are amazing and you can get at GNC
My max is 410 lbs. my 10 rep max is 320. Not bad for 42 year old.
New one that is going to set the bar 205 100 times. Video will be posted when I get home.