Here\'s my take wrote:
If you're talking about the "I Am Longevity" guy - I don't think he's using TRT since he's admitted to using Dehydroepiandrostone (DHEA) as part of anti-aging protocol.
DHEA is the "poor-man's TRT." There's a meta-analysis in the literature that showed DHEA supplementation increases testosterone levels, though the magnitude varies among different subgroups. And since it's sold as a dietary supplement for pennies, it's readily available for anyone.
Here's his videos on DHEA. Looks like he's sold on it:
Yeah…that’s who I’m talking about. Thanks.
I’ve seen some of his videos. He’s definitely not well versed in modesty. He loves to talk about himself and go on about how good he is.
He also definitely sees his approach as a one size fits all answer, and certainly doesn’t even consider that he might be the lucky example of survivorship bias.

