Peptides are signalling molecules that tell your body to do something it already knows how to do. And the idea that they are some new untested category is directly contradicted by the FDA approval list, which goes back over 100 years. Here is every approved peptide worth knowing about and where the ones still in trials actually stand.

I got a full-body preventative MRI expecting a clean bill of health. Here’s the finding that caught me off guard and what I’m doing about it.