Originally Posted by KC Fish
That's fine. You think it works for you, and don't care about any placebo effect. That makes your position pretty clear.
And it's ironic that you bring up testosterone supplements. That's one of the worst categories of misinformed supplements. At least you clarified it as supplementing with needles. That's at least slightly effective compared to the pill format. Still it's not really worth it for the majority of people. For people with abnormally low testosterone due to a medical condition, yes there is definitely a benefit. But it's by and large misrepresented for marketing purposes to people who don't need it. It might help you gain some lean body mass when accompanied by a strict workout schedule. Maybe a little.
I think this article explains it pretty well. The author, a personal trainer and editor for many fitness and nutrition magazines, even issues a challenge to anyone regarding the effectiveness of T supplementation:
Here's another from NCBI:
Another based on a study from JAMA:
androstenedione doesn't work, interesting. You should forward this information to Mark McGwire.