Peptides & GLP-1s supplement guides

Every peptides & glp-1s guide we've published, graded by the strength of the human trial evidence behind it.

Peptides & GLP-1sWeak evidence

BPC-157: what the research actually supports

One of the most-searched research peptides, and one of the least studied in actual humans.

8 min readRead guide

Peptides & GLP-1sStrong evidence

Semaglutide vs. tirzepatide: how the trial data actually compares

The two most-prescribed GLP-1 medications, and the one head-to-head trial that actually compared them directly.

9 min readRead guide

Peptides & GLP-1sMixed evidence

NAD+ and sermorelin: separating the marketing from the trial data

Two different compounds, sold together under one 'longevity' umbrella, with two very different (and both thin) evidence bases.

8 min readRead guide