The Protocol Library

170+ guides, protocols, and tools to master peptides. Evidence-based, regularly updated, and completely free — no signup required.

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New to Peptides?

Start with our beginner guides

The Beginner's Peptide Stack Guide

Everything you need to know to start your first peptide protocol safely and effectively. Covers peptide selection, equipment, reconstitution basics, and your first 8-week protocol.

12 min

Guide

Free

Peptide Glossary: 71 Terms Defined

From amino acids to zetapeptides, every term you need to know. Searchable reference for peptide terminology.

15 min

Glossary

Free

Talking to Your Doctor About Peptides

Scripts and strategies for productive conversations with healthcare providers. How to find peptide-friendly practitioners.

6 min

Guide

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Peptide 101: What Are Peptides?

A comprehensive introduction to peptides - what they are, how they work, and why they matter for health optimization. The foundation of your peptide education.

8 min

Guide

Free

Your First Peptide Injection: Step-by-Step

Overcome injection anxiety with our detailed guide. Covers needle selection, injection technique, site rotation, and common mistakes to avoid.

10 min

Guide

Free

10 Peptide Myths Debunked

Separating fact from fiction in the peptide world. We tackle common misconceptions about safety, legality, effectiveness, and more.

7 min

Guide

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BPC-157 & TB-500: The Complete Protocol

Dosing, timing, reconstitution, and stacking strategies for the most popular healing peptides. Includes injury-specific protocols and cycling recommendations.

15 min

Protocol

Free

Growth Hormone Secretagogue Protocol

Complete guide to CJC-1295, Ipamorelin, and GHRP stacks. Dosing schedules, timing around sleep and meals, and what to expect.

14 min

Protocol

Free

Cognitive Enhancement Protocol: Semax & Selank

Optimize brain function with neuropeptides. Covers mechanisms, dosing, nasal administration, and stacking for focus and anxiety reduction.

12 min

Protocol

Free

Longevity Protocol: Epithalon & GHK-Cu

Anti-aging peptide strategies backed by research. Telomere support, skin health, and systemic rejuvenation protocols.

11 min

Protocol

Free

Body Recomposition Protocol

Peptides for fat loss and muscle preservation. Covers AOD-9604, Tesamorelin, and GH secretagogue strategies for metabolic optimization.

13 min

Protocol

Free

Immune Optimization Protocol

Thymic peptides for immune system support. Thymosin Alpha-1, Thymalin, and LL-37 protocols for enhanced immunity.

10 min

Protocol

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Semaglutide: The Complete Protocol Guide

Everything you need to know about semaglutide (Ozempic/Wegovy) for weight management. Dosing titration schedules, managing side effects, dietary considerations, and realistic expectations.

18 min

Protocol

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Tirzepatide (Mounjaro): Dual-Agonist Protocol

The next generation of GLP-1 therapy. Understanding GLP-1/GIP dual action, dosing progression from 2.5mg to 15mg, comparing to semaglutide, and optimizing results.

16 min

Protocol

Free

Sermorelin: Growth Hormone Releasing Protocol

The clinic-standard GHRH analog for anti-aging and recovery. Dosing strategies, timing around sleep, stacking with GHRP, and what bloodwork to monitor.

14 min

Protocol

Free

GHRP-2: The Powerful GH Secretagogue

Stronger than GHRP-6 with less appetite stimulation. Complete dosing guide, optimal timing, stacking with GHRH peptides, and managing cortisol/prolactin.

13 min

Protocol

Free

PT-141 (Bremelanotide): Sexual Health Protocol

FDA-approved for hypoactive sexual desire. How it works via melanocortin receptors, dosing for men vs women, timing considerations, and managing side effects like nausea.

12 min

Protocol

Free

IGF-1 LR3: Performance & Recovery Protocol

The extended half-life IGF-1 variant for muscle growth and recovery. Dosing strategies (systemic vs localized), cycle length, timing around training, and safety considerations.

15 min

Protocol

Free

VIP: Vasoactive Intestinal Peptide for CIRS

Understanding VIP therapy for Chronic Inflammatory Response Syndrome and mold illness. The Shoemaker protocol, nasal administration, dosing progression, and monitoring inflammatory markers.

14 min

Protocol

Free

Hexarelin: The Strongest GHRP Protocol

Maximum GH release with cardioprotective benefits. Dosing protocols, desensitization prevention through cycling, stacking strategies, and comparing to other GHRPs.

12 min

Protocol

Free

HGH Fragment 176-191: Targeted Fat Loss

The fat-burning fragment of human growth hormone. How it mobilizes fat without affecting blood sugar, optimal dosing and timing, fasted administration protocols.

11 min

Protocol

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NA-Semax & NA-Selank: Enhanced Nootropics

The N-Acetyl variants with improved bioavailability. Comparing to standard versions, intranasal vs injectable administration, stacking for cognition and mood.

13 min

Protocol

Free

MGF & PEG-MGF: Mechano Growth Factor Protocol

Localized muscle repair and growth. Understanding the difference between MGF and PEG-MGF, injection site protocols, timing post-workout, and stacking with IGF-1.

12 min

Protocol

Free

Follistatin 344: Myostatin Inhibition Protocol

Blocking the muscle growth limiter. Understanding myostatin inhibition, reconstitution and storage challenges, dosing strategies, and realistic expectations.

14 min

Protocol

Free

Gonadorelin & Kisspeptin: Hormonal Support

Maintaining natural hormone production. Using gonadorelin for PCT and TRT support, kisspeptin for fertility, dosing protocols, and monitoring LH/FSH.

13 min

Protocol

Free

Humanin & SS-31: Mitochondrial Peptides

Cutting-edge longevity peptides targeting cellular energy. Mechanisms of action, current research status, dosing from clinical trials, and stacking with other longevity peptides.

15 min

Protocol

Free

Melanotan II: Tanning & Beyond

The multi-effect melanocortin peptide. Loading and maintenance dosing, UV exposure protocols, managing side effects like nausea and moles, and understanding libido effects.

12 min

Protocol

Free

Thymulin & Thymogen: Advanced Immune Peptides

Beyond Thymosin Alpha-1 for immune optimization. Zinc-thymulin complexes, synthetic thymic dipeptides, dosing for immune aging, and stacking strategies.

11 min

Protocol

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BPC-157: The Complete Healing Peptide Guide

Everything about Body Protection Compound-157. Gastric vs injectable forms, systemic vs localized dosing, injury-specific protocols, oral bioavailability, and stacking for maximum healing.

18 min

Protocol

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TB-500 (Thymosin Beta-4): Complete Protocol

Deep dive into Thymosin Beta-4 for tissue repair. Loading and maintenance phases, comparing TB-500 to TB4-FRAG, combining with BPC-157, and injury recovery timelines.

15 min

Protocol

Free

AOD-9604: The Fat Loss Fragment Protocol

The 191-amino acid HGH fragment for fat metabolism. Comparing to Fragment 176-191, optimal dosing and timing, fasted vs fed protocols, and realistic weight loss expectations.

12 min

Protocol

Free

Tesamorelin: FDA-Approved GH Protocol

The only FDA-approved GHRH analog (Egrifta). Targeting visceral fat, clinical dosing protocols, comparing to off-label alternatives, and who qualifies for prescription.

13 min

Protocol

Free

CJC-1295: With & Without DAC Protocol

Understanding the two versions of CJC-1295. DAC vs no-DAC half-life differences, dosing frequencies, pulsatile vs sustained GH release, and stacking with GHRPs.

14 min

Protocol

Free

Ipamorelin: The Gentle GHRP Protocol

The cleanest growth hormone releasing peptide. Minimal side effects profile, selective GH release without affecting cortisol/prolactin, dosing strategies, and why it is ideal for beginners.

12 min

Protocol

Free

GHRP-6: Growth & Appetite Protocol

The original GHRP with significant appetite stimulation. Using hunger effects strategically, dosing for GH release vs appetite, comparing to GHRP-2, and managing ghrelin effects.

11 min

Protocol

Free

DSIP: Delta Sleep-Inducing Peptide Protocol

Optimizing sleep architecture naturally. How DSIP modulates sleep stages, dosing and timing, comparing to pharmaceutical sleep aids, and combining with stress peptides.

11 min

Protocol

Free

LL-37: The Antimicrobial Peptide Protocol

Human cathelicidin for infection and biofilm disruption. Mechanisms against bacteria/fungi/viruses, dosing approaches, Lyme and chronic infection protocols, and safety considerations.

14 min

Protocol

Free

KPV: The Anti-Inflammatory Tripeptide

Alpha-MSH fragment for gut and systemic inflammation. Oral vs injectable administration, IBD and autoimmune protocols, combining with BPC-157, and dosing strategies.

11 min

Protocol

Free

Dihexa: Cognitive Enhancement Protocol

The potent HGF mimetic for neuroplasticity. Understanding its unique mechanism, microdosing strategies, comparing to other nootropics, and long-term safety considerations.

13 min

Protocol

Free

Thymosin Alpha-1: Immune Modulation Protocol

The FDA-approved immune peptide (Zadaxin). Cancer immunotherapy support, chronic viral infections, autoimmune considerations, and clinical dosing protocols.

14 min

Protocol