Guides

Peptide Therapy Near Me: How to Find a Verified Local Provider

Find peptide therapy near you: 2,200+ verified US providers across 52 states, including telehealth platforms for states with limited local access.

How PeptideBase Verifies Providers

The PeptideBase directory lists 3,136 active providers. Here's exactly what we check — and what we don't — before we assign a verified badge.

Is BPC-157 Legal in the US? 2026 State Guide

BPC-157 isn't federally scheduled, but FDA classifies it as an unapproved drug. State rules vary. Two supply chains, 500+ US providers — full 2026 state-by-state breakdown.

How to find a legitimate peptide provider: the verification checklist most guides skip

An eight-step checklist for vetting peptide providers — licensing lookups, COA verification, telehealth evaluation, and the red flags that should stop the process.

503A vs 503B Compounding Pharmacies: What's the Difference?

503A pharmacies compound per prescription. 503B are FDA-registered outsourcing facilities. What the difference means for peptide sourcing in 2026.

Research Peptide Vendors: What COA and HPLC Testing Actually Mean

A third-party COA is the minimum bar. What HPLC purity, mass spec confirmation, and batch traceability actually mean for research peptide vendors.

How to Find a 503A Compounding Pharmacy for Peptides

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.

Peptides for Weight Loss: GLP-1 Agonists, Growth Hormone Fragments, and What the Research Shows

GLP-1 agonists, GH-releasing peptides, and growth hormone fragments studied for fat loss — research summaries and verified US providers.

Five Signals That a Longevity Research Project Is Worth Your Time

PeptideBase analyzed 545+ longevity providers to identify the signals that separate credible DeSci research projects from noise. Here's the framework.

What Is TB-500 (Thymosin Beta-4)? Research, Effects & Providers

TB-500 mimics Thymosin Beta-4 — studied for tissue repair and recovery in animal models. Covers mechanism, evidence quality, and US provider availability.

PT-141 (Bremelanotide): What the Research Shows

PT-141 targets brain melanocortin receptors — distinct from PDE5 inhibitors. Research summary on bremelanotide, evidence quality, and US provider data.

Semaglutide vs Tirzepatide: Mechanisms, Outcomes, and the Compounding Pharmacy Landscape

Semaglutide and tirzepatide compared on mechanism, clinical trial outcomes, and 2026 compounding pharmacy availability in the US.

NAD+: What the Research Shows About Cellular Energy and Longevity

NAD+ declines with age. What peer-reviewed research shows about supplementation, NR vs NMN precursors, and where the longevity evidence actually stands.

BPC-157: What the Research Shows About This Recovery Peptide

30 years of animal research on BPC-157 — mechanisms, evidence quality, and what's confirmed vs. commonly claimed about this recovery peptide.

How the PeptideBase Matching Tool Works

Matched to vetted peptide providers filtered by goals, location, and health background. How the PeptideBase matching algorithm works.