Men ask me about supplements all the time.
Usually it comes up sideways. They're in for something else, and at the end they say, "Is there anything I should be taking?"
My answer is always the same: most supplements are a waste of money. But a few are genuinely worth your attention.
If you care about staying sexually active, keeping your testosterone where it should be, and having the energy to actually enjoy your life, here's what I'd put on a short list.
The One Nobody Takes Seriously Enough
Vitamin D.