The Protocol Library

84+ guides, protocols, and tools to master peptides. Expert-reviewed, regularly updated, and completely free with your email.

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Featured

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.

Peptide Glossary: 100+ Terms Defined

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

15 min

Glossary

Talking to Your Doctor About Peptides

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

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

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 Peptide Myths Debunked

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

7 min

Guide

Featured

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

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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

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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

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Longevity Protocol: Epithalon & GHK-Cu

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

11 min

Protocol

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Body Recomposition Protocol

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

13 min

Protocol

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Immune Optimization Protocol

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

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.

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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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.

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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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MOTS-c: Mitochondrial-Derived Peptide Protocol

Exercise mimetic for metabolic optimization. How MOTS-c improves insulin sensitivity and endurance, dosing from clinical research, and stacking with other longevity peptides.

12 min

Protocol

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Larazotide: Gut Permeability Protocol

Tightening zonulin-mediated intestinal permeability. Leaky gut and celiac applications, oral dosing protocols, timing with meals, and combining with other gut peptides.

10 min

Protocol

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Epithalon: The Telomere Peptide Protocol

Activating telomerase for cellular longevity. Understanding Khavinson peptide research, cycling protocols, injectable vs nasal administration, and biomarker monitoring.

13 min

Protocol

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GHK-Cu: The Copper Peptide Protocol

Wound healing, hair growth, and anti-aging. Topical vs injectable applications, copper peptide cosmetics, systemic protocols, and combining with other regenerative peptides.

Retatrutide: The Complete Triple Agonist Protocol Guide (2026)

The next-generation GIP/GLP-1/Glucagon triple agonist showing 24% weight loss in trials. Understanding triple receptor activation, clinical trial dosing from 1mg to 12mg, comparing to tirzepatide and semaglutide, Phase 3 trial updates, and what to expect from this breakthrough compound.

20 min

Protocol

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Oral Semaglutide (Rybelsus): Complete Guide

The first oral GLP-1 agonist. Proper administration technique for absorption, comparing to injectable, dose escalation schedules, and managing bioavailability factors.

12 min

Protocol

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Snap-8 & Argireline: Topical Anti-Aging Peptides

Botox-like effects without injections. Understanding acetylcholine modulation, proper formulation concentrations, combining with other actives, and realistic expectations.

10 min

Protocol

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Matrixyl 3000 & Synthe'6: Collagen Peptides

Stimulating collagen production topically. Palmitoyl peptide mechanisms, comparing Matrixyl variants, formulation considerations, and combining with retinoids.

9 min

Protocol

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Cerebrolysin: Brain-Derived Peptide Complex

Porcine brain-derived neurotrophic factors. TBI and stroke recovery protocols, cognitive enhancement applications, IV vs IM administration, and sourcing considerations.

15 min

Protocol

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P21 & Cortexin: Neuroprotective Peptides

Russian neuropeptide research compounds. CNTF-derived P21 mechanisms, Cortexin for cognitive support, intranasal protocols, and comparing to Western nootropics.

13 min

Protocol

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Pinealon: The Pineal Gland Peptide

Khavinson bioregulator for sleep and circadian rhythm. Understanding Russian peptide bioregulator research, oral administration protocols, and combining with melatonin.

10 min

Protocol

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ACE-031 & Myostatin Inhibitors: Advanced Muscle

ActRIIB decoy receptors and GDF-8 inhibition. Experimental muscle-building approaches, clinical trial data, safety concerns, and comparing to Follistatin.

14 min

Protocol

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ARA-290: Tissue Protective Peptide

Erythropoietin-derived healing peptide. Diabetic neuropathy and chronic pain applications, innate repair receptor activation, and emerging clinical research.

12 min

Protocol

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Ac-SDKP: The Anti-Fibrotic Peptide

Naturally occurring ACE substrate for fibrosis prevention. Cardiac and pulmonary fibrosis applications, thymosin beta-4 relationship, and dosing strategies.

11 min

Protocol

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Splenopentin & Immunofan: Russian Immune Peptides

Soviet-era immune modulators still in clinical use. Spleen-derived pentapeptide mechanisms, Immunofan for infection support, and sourcing authentic compounds.

12 min

Protocol

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Defensins: Human Antimicrobial Peptides

Alpha and beta defensins for innate immunity. Understanding natural antimicrobial mechanisms, topical vs systemic applications, and research compound sourcing.

11 min

Protocol

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5-Amino-1MQ: NNMT Inhibitor Protocol

Blocking nicotinamide N-methyltransferase for fat loss. Oral bioavailability, dosing strategies, combining with exercise, and emerging metabolic research.

11 min

Protocol

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MK-677 (Ibutamoren): The Oral Secretagogue

Non-peptide growth hormone secretagogue in oral form. 24-hour GH elevation, appetite and water retention management, cycling strategies, and long-term considerations.

13 min

Protocol

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BPC-157 Arginine Salt: Stable Formulation

The enhanced stability BPC-157 variant. Understanding arginine salt advantages, oral bioavailability improvements, comparing to acetate form, and practical applications.

10 min

Protocol

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Semax Amidate & Adamax: Enhanced Nootropics

Modified Semax variants with improved properties. C-terminal amidation benefits, Adamax (Semax + BDNF-active sequence), and comparing to standard Semax.

11 min

Protocol

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Oxytocin: The Social Bonding Peptide

Beyond the "love hormone" hype. Intranasal protocols for social anxiety, autism research applications, dosing considerations, and realistic expectations.

12 min

Protocol

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AOD-9604 + Tesamorelin: Ultimate Fat Loss Stack

Combining the top fat-targeting peptides. Synergistic mechanisms, optimal timing and dosing, diet and training integration, and monitoring progress.

GH Peptide Stacking: CJC + GHRP Combinations

Optimizing growth hormone release through strategic stacking. GHRH + GHRP synergy, timing protocols, comparing common stacks, and avoiding diminishing returns.

15 min

Protocol

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Peptide PCT: Post-Cycle Considerations

Do peptides need PCT? Understanding which peptides affect HPTA, gonadorelin for recovery support, when PCT is necessary, and proper transition protocols.

Injectable vs Oral Peptides: Complete Comparison

Understanding bioavailability trade-offs. Which peptides work orally, sublingual and nasal alternatives, when injection is necessary, and practical considerations.

11 min

Guide

Peptide Cycling: When to Cycle On and Off

Preventing desensitization and maintaining effectiveness. Which peptides need cycling, optimal on/off ratios, recognizing diminishing returns, and long-term planning.

Peptide Safety: Side Effects & Contraindications

Common side effects, drug interactions, and who should avoid certain peptides. Evidence-based safety monitoring protocols.

10 min

Guide

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The Peptide User Bloodwork Checklist

Which biomarkers to test before, during, and after peptide protocols. Includes recommended labs and optimal ranges.

Storage & Handling Best Practices

Temperature requirements, shelf life, travel tips, and common storage mistakes that degrade potency. Protect your investment.

6 min

Guide

Peptide-Drug Interactions Guide

Known interactions between peptides and common medications. What to discuss with your doctor before starting a protocol.

Injection Safety & Sterility Checklist

Prevent infections and complications with proper injection hygiene. Equipment sterilization, site preparation, and warning signs.

5 min

Checklist

When to Stop: Recognizing Red Flags

Warning signs that mean you should pause your protocol. When to seek medical attention and how to safely discontinue.

6 min

Guide

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Vendor Scorecard Framework

How we evaluate peptide vendors: testing standards, shipping, pricing, and reputation metrics. Use our criteria to vet any vendor.

10 min

Guide

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How to Read a Certificate of Analysis

Decode COAs like a pro: purity percentages, HPLC results, mass spec data, and red flags to watch for. Know what you are buying.

15 Vendor Red Flags to Watch For

Spot unreliable vendors before you buy. Warning signs in website claims, testing practices, shipping, and customer service.

7 min

Guide

Working with Compounding Pharmacies

How to obtain peptides through legitimate compounding pharmacies. Requirements, costs, and what to expect from the process.

9 min

Guide

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Peptide Legality Map 2026

State-by-state breakdown of peptide regulations, FDA status, and what you can legally obtain. Updated for 2026 regulatory changes.

FDA Status of Popular Peptides

Which peptides are FDA-approved, investigational, or research-only? Understanding the regulatory landscape for informed decisions.

7 min

Guide

Research Chemicals vs. Pharmaceuticals

Understanding the difference between research peptides and FDA-approved medications. Legal implications and quality considerations.

Reconstitution Cheat Sheet

Quick reference for mixing bacteriostatic water, calculating dosages, and proper storage. Print-friendly format with dosing tables.

5 min

Cheat Sheet

Peptide Dosing Calculator Guide

Learn to calculate accurate doses based on concentration, body weight, and protocol goals. Includes worked examples for common peptides.

7 min

Calculator

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Protocol Tracking Template

Downloadable spreadsheet to track your peptide protocols, doses, timing, and subjective effects. Essential for optimization.

4 min

Checklist

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Traveling with Peptides: Complete Guide

TSA rules, international considerations, temperature management, and documentation. Travel confidently with your protocols.

Peptide Equipment Checklist

Everything you need to start: syringes, needles, alcohol swabs, bacteriostatic water, and storage supplies. Budget-friendly options included.

5 min

Checklist

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