Doctor Reviews SLU-PP-332 Biohack (Is It Worth It?)

31 Oct 2025 · 1 min

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In this video, the speaker introduces SLU-PP-332, clarifying that despite hype in the peptide community, it is not a peptide but an estrogen‑related receptor (ERR) agonist developed at Saint Louis University. The compound is presented as a metabolic biohack that, in mouse studies, promotes mitochondrial biogenesis, increases energy expenditure, drives fat loss while preserving muscle, and improves insulin sensitivity. The presenter likens its effect to “lazy exercise in a bottle” and mentions unverified anecdotal reports of enhanced focus, possibly due to increased brain mitochondria. Throughout, the speaker emphasizes that the discussion is not medical advice and that none of the statements should be taken as clinical recommendations.

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SLUPP-332. This is really hot in the peptide world right now, but it's not a peptide. SLUPP-332 is actually an estrogen-related receptor agonist, and it's being studied for fat loss and metabolism. It has nothing to do with estrogen, just FYI. It's been developed by researchers at St. Louis University, hence SLU. Now the idea is that if someone takes it, their body will start to make more mitochondria and start to burn more energy and fat. It's like exercising. Without actually exercising. In mice studies, you can see all of these effects, and also you can see increased insulin sensitivity, which is a good thing, and with fat loss, muscle retention, also a good thing. So yeah, it's being treated like lazy exercise in a bottle. I find this one interesting for its anecdotal ability to increase people's focus as well. Now again, that's not researched, but there's some thought that by increasing mitochondria in the brain, you can get more focus. I don't take that as medical advice, and remember, nothing I say on here is medical advice.