Alexandre Sherif Peterson

BPC-157 isn't simply legal or illegal — the answer depends on which of two regulatory tracks your provider operates on. Here's how to tell.

A step-by-step checklist for vetting peptide providers — provider types, licensing lookups, COA verification, and red flags to screen out.

PeptideBase's matching tool asks 7 questions about your goals and health background, then surfaces educational peptide and provider suggestions. Here's exactly how it works — and what the results actually mean.

Not all compounding pharmacies are the same. 503A and 503B pharmacies operate under entirely different FDA frameworks — with different oversight, quality standards, and access rules. Here's what the distinction means for peptide therapy.

TB-500 is a synthetic peptide based on Thymosin Beta-4, a naturally occurring protein found in virtually every human cell. This guide covers the research, how it works, safety considerations, and how to find a verified provider.

PT-141 is a synthetic melanocortin receptor agonist studied for sexual dysfunction in both men and women. Unlike PDE5 inhibitors, it acts centrally through the nervous system rather than directly on vascular tissue.

Certificate of Analysis and HPLC testing are the two most cited quality signals in the research peptide vendor space. Here is what they actually measure, what to look for, and what they cannot tell you.

How to find a legitimate 503A compounding pharmacy for peptides: what to verify, what to ask about sterile compounding, and red flags to watch for.

Semaglutide and tirzepatide are the two most prescribed compounds in pharmacological weight management. Here is how their mechanisms differ, what the head-to-head trial data shows, and what the current compounding pharmacy landscape looks like.

NAD+ levels decline measurably with age. Here is what the published research says about IV and subcutaneous administration — and why functional medicine providers have made it a cornerstone of longevity protocols.

BPC-157 is among the most researched synthetic peptides in the recovery space. Here is what published animal studies show — and how to find licensed providers who include it in their protocols.