Continuously updated

The Peptide
Research Library

Every guide covers mechanism, human trial evidence, protocol data, safety signals, and legal status — written from primary literature, never forum hearsay.

Browse by goal: Healing & Recovery Metabolic Health Longevity Body Composition Cognition

33 guides

in the library

180+ studies

peer-reviewed sources cited

Weekly updates

as new trials publish

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Research

GLP-1 Peptides and Longevity: What the 2026 Research Actually Shows

GLP-1 Peptides and Longevity: What the 2026 Research Actually Shows The weight-loss drugs everyone knows are quietly becoming the most studied longev

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Research

FDA Peptide Reclassification 2026: What the Regulatory Shift Means for BPC-157, TB-500, and 12 More

FDA Peptide Reclassification 2026: What the Regulatory Shift Means for BPC-157, TB-500, and 12 More Published May 2026 | HelixVault Research Desk ---

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Research

Sermorelin vs HGH: Cost, Safety & Which Is Right for You

Sermorelin vs HGH: Cost, Safety & Which Is Right for You If you've been researching growth hormone optimization, you've almost certainly encountered

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Research

CJC-1295 + Ipamorelin Stack: The Complete HGH Protocol

CJC-1295 + Ipamorelin Stack: The Complete HGH Protocol Category: Growth Hormone | Reading time: 18 min | Evidence level: Human pharmacokinetic data +

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Research

GLP-1 Peptides Explained: Semaglutide, Tirzepatide, and Retatrutide Compared (2026 Research Review)

GLP-1 Peptides Explained: Semaglutide, Tirzepatide, and Retatrutide Compared 2026 Research Review Published by HelixVault Research Team | May 2026 --

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Research

Best Peptides for Muscle Growth: The Complete Buyer's Guide (2026)

Best Peptides for Muscle Growth: The Complete Buyer's Guide 2026 If you've spent any time researching peptides for physique development, you've encou

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Research

TB-500 Complete Guide: Healing, Recovery & Dosing Protocols

TB-500 Complete Guide: Healing, Recovery & Dosing Protocols Last updated: May 2026 | HelixVault Research Team | Reading time: ~20 minutes Research Di

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Research

Peptide Storage, Reconstitution & Injection Guide

Peptide Storage, Reconstitution & Injection Guide The complete operational reference for handling lyophilized peptides safely and effectively. --- Wh

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Research

How to Read Peptide Research Like a Scientist: A Practical Guide for Serious Researchers

How to Read Peptide Research Like a Scientist: A Practical Guide for Serious Researchers Most people reading peptide research aren't doing it wrong o

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Research

AOD-9604: The HGH Fat-Loss Fragment Research Summary

AOD-9604: The HGH Fat-Loss Fragment Research Summary Category: Weight Management | Reading time: 9 min | Evidence level: Mixed human Phase II/III + a

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Research

Building a Longevity Stack: Evidence-Based Peptide Combinations

Building a Longevity Stack: Evidence-Based Peptide Combinations Category: Longevity | Reading time: 12 min | Evidence level: Mixed human cohort + ani

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research

How to Read Peptide Research Like a Scientist: A Practical Guide for Serious Researchers

Learn to evaluate peptide studies critically — from study types and dose scaling to red flags and PubMed search strategies.

science · evidence Read guide
Research

Thymosin Alpha-1: Immune Modulation and Longevity Research

Thymosin Alpha-1: Immune Modulation and Longevity Research Category: Longevity | Reading time: 10 min | Evidence level: Strong clinical approval in m

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BPC-157

BPC-157 vs TB-500: Mechanisms, Differences, and Why Researchers Stack Them

A deep-dive comparison of BPC-157 and TB-500 — how their mechanisms differ, what the research shows, and why researchers frequently stack them together for injury recovery.

TB-500 · Healing & Recovery Read guide
Research

Peptide Index

HelixVault's master peptide reference database — 40 peptides tracked with evidence tiers, mechanisms, legal status, and links to in-depth research guides.

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Research

The Complete Peptide Research Guide for Beginners: What to Know Before You Start

Everything beginners need to know before starting peptide research — mechanisms, evidence tiers, legal status, sourcing, safety, and how to evaluate claims responsibly.

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Research

Peptide Safety & Side Effects: The Complete Guide to Responsible Use

A complete guide to peptide safety and side effects — covering risk profiles, contraindications, injection safety, and responsible use protocols for research peptides.

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Research

Sermorelin vs Ipamorelin vs CJC-1295: Complete Comparison Guide (2026)

Sermorelin vs Ipamorelin vs CJC-1295 — a complete 2026 comparison of mechanisms, half-lives, dosing protocols, side effects, and ideal use cases for each GH peptide.

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Healing & Recovery

BPC-157 Complete Guide: Mechanism, Benefits, Dosing Protocols & Legal Status

The definitive BPC-157 guide: how it works at the molecular level, what animal and human data show, evidence-based dosing protocols, and its evolving legal status in 2026.

Tissue Repair · BPC-157 Read guide
Research

The 5 Peptides Every Serious Researcher Should Understand (And How They Work Together)

BPC-157, TB-500, CJC-1295, Ipamorelin, and GHK-Cu: a deep-dive into the 5 peptides every serious researcher should understand — their mechanisms, evidence base, and how they interact synergistically.

BPC-157 · TB-500 Read guide
Research

The 7 Peptides Every Researcher Is Talking About in 2026 (And What the Science Actually Says)

A science-first breakdown of the 7 peptides dominating research discourse in 2026 — from BPC-157 and TB-500 to semaglutide and epithalon — with an honest look at what evidence actually supports.

BPC-157 · TB-500 Read guide
Metabolic Health

GLP-1 Opened Pandora's Box: Why the Ozempic Era Is Fueling a Broader Peptide Revolution

How semaglutide's blockbuster success unlocked billions in peptide R&D, shifted public awareness, and is reshaping the regulatory landscape for BPC-157, TB-500, and beyond.

GLP-1 · Research Read guide
peptides

What Are Peptides? A Beginner's Complete Guide (2026)

Peptides are everywhere in 2026 — but what are they actually? This beginner's guide breaks down how peptides work, the most popular types, what the science says, and what to know before you start.

beginner guide · BPC-157 Read guide
Regulation

FDA to Review 7 Peptides for Compounding in July 2026: What BPC-157, TB-500, and MOTs-C Users Need to Know

The FDA will review BPC-157, TB-500, MOTs-C, and 4 other peptides for legal compounding status in July 2026. Here's what the ruling means for researchers and patients.

BPC-157 · TB-500 Read guide
Body Composition

PT-141 (Bremelanotide): FDA-Approved Mechanism, Sexual Dysfunction Research, and Evidence

A research overview of PT-141 (bremelanotide) — the melanocortin receptor agonist FDA-approved as Vyleesi for hypoactive sexual desire disorder. Mechanism, clinical trial data, side effects, and regulatory status.

sexual health · melanocortin Read guide
Cognition

Selank: Anxiolytic Peptide Research, Nootropic Claims, and the Clinical Evidence

A review of Selank — the synthetic heptapeptide analogue of tuftsin studied for anxiety, cognition, and immune modulation. What Russian clinical trials show and what questions remain.

anxiety · nootropic Read guide
Healing & Recovery

GHK-Cu (Copper Peptide): Skin Regeneration, Wound Healing, and the Evidence

A detailed review of GHK-Cu — the tripeptide copper complex studied for wound healing, collagen synthesis, anti-inflammatory effects, and potential anti-aging applications. What the research actually shows.

skin · collagen Read guide
Longevity

Epithalon: Telomere Research, Pineal Function, and the Science Behind Longevity Claims

A rigorous review of Epithalon — the tetrapeptide linked to telomere lengthening and circadian regulation. What Russian research shows, what remains unproven, and what to expect.

aging · telomere Read guide
Body Composition

Ipamorelin: A Selective Growth Hormone Secretagogue — What Research Shows

An evidence-based review of Ipamorelin — its mechanism as a selective GHRP, what human data exists, and how its side-effect profile compares to older GH secretagogues.

Longevity · growth hormone Read guide
Longevity

CJC-1295: GHRH Analogues, Growth Hormone Elevation, and the Evidence

A research-focused guide to CJC-1295 — how this GHRH analogue works, what human data exists, and what remains unproven.

Body Composition · growth hormone Read guide
BPC-157

BPC-157: Mechanisms, Research, and What the Evidence Actually Says

A thorough review of BPC-157's documented mechanisms, the state of human trial evidence, and honest assessment of its healing claims.

healing · recovery Read guide
semaglutide

Semaglutide: The GLP-1 Science Behind the Most Talked-About Peptide in Medicine

A research-focused breakdown of how semaglutide works, what large-scale trials show, and what the evidence says about weight loss, cardiovascular risk, and emerging indications.

GLP-1 · metabolic health Read guide
TB-500

TB-500 (Thymosin Beta-4): Tissue Repair Mechanisms and Research Status

A detailed review of TB-500's biological mechanisms, the human trial evidence for Thymosin Beta-4, and what animal data can and cannot tell us about tissue repair.

thymosin beta-4 · tissue repair Read guide

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New peptide trials, distilled every week.

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