Blog
Guides, education, and insights for peptide protocols.
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Peptide Protocol Tracker
PepStack is a peptide protocol tracker with schedule view, dose logs, inventory tracking, CSV import, and optional sync.
Peptide Tracker vs Spreadsheet
Compare a peptide tracker vs a spreadsheet for schedule visibility, CSV import, dose logs, and inventory context.
Ozempic App Alternative
PepStack is a browser-based Ozempic app alternative for weekly injection tracking, routine notes, inventory visibility, and history.
Mounjaro App Alternative
PepStack is a browser-based Mounjaro app alternative for weekly tirzepatide tracking, routine history, and supply visibility.
GLP-1 / Semaglutide Tracking App
PepStack is a browser-based GLP-1 and semaglutide tracking app for schedules, injection history, inventory, and routine notes.
Tirzepatide Tracking App
PepStack is a browser-based tirzepatide tracking app for weekly schedules, routine history, supply visibility, and protocol notes.
How to Reconstitute BPC-157: Complete Guide
Step-by-step guide to reconstituting BPC-157 with bacteriostatic water. Learn proper technique, storage, and dosing calculations.
Peptide Dosing Calculator: Why Weight Matters
Learn why body weight is critical for accurate peptide dosing and how to calculate the right dose for your weight.
Understanding Peptide Half-Lives
What is a peptide half-life and why does it matter? Learn about pharmacokinetics, dose timing, and how to visualize concentration curves.
Ipamorelin + CJC-1295 Stack: The Complete Dosing Guide
Why Ipamorelin and CJC-1295 (no DAC) are almost always stacked together, how to dose each, and a sample protocol for beginners.
BPC-157 vs TB-500: Which Peptide for Injury Recovery?
A detailed comparison of BPC-157 and TB-500 for tissue repair, healing, and injury recovery — including how to decide which to use and when to stack both.
Semaglutide Reconstitution & Dosing Guide
How to reconstitute compounded semaglutide, titrate doses safely, and use a calculator to get your exact injection volume.
Peptide Storage Guide: How to Keep Your Peptides Stable
Lyophilized vs. reconstituted peptide storage — temperature requirements, shelf life, and common mistakes that degrade your peptides.
What Lab Tests to Track on a Peptide Protocol
Which blood panels matter when running peptides, what to look for, and how to use your results to optimize your protocol.
Semaglutide Dosage Calculator by Weight: Complete Guide
Learn how semaglutide dosing relates to body weight, the standard titration schedule, dose tiers from 0.25mg to 2.4mg, and how clinicians adjust based on BMI.
BPC-157 Dosage in mL: How to Calculate Your Injection Volume
Step-by-step guide to converting your BPC-157 dose from micrograms to milliliters based on your reconstitution volume, with practical syringe reading tips.
Ipamorelin + CJC-1295 Stack: Dosage, Timing & Protocol Guide
A comprehensive guide to stacking Ipamorelin with CJC-1295 (no DAC), including synergy mechanism, dosing protocols, timing windows, and reconstitution tips.
Peptide Blend Calculator: How to Dose BPC-157/TB-500 Blends
Learn what peptide blends are, how to calculate individual peptide doses from a blend vial, common blend ratios, and practical tips for accurate dosing.
How to Reconstitute Tirzepatide: Step-by-Step Guide
Complete step-by-step guide to reconstituting compounded tirzepatide, including concentration tables, dose calculations, storage requirements, and titration schedule.
Bacteriostatic Water for Peptides: Everything You Need to Know
A complete guide to bacteriostatic water — what it is, how it differs from sterile water, how much to add for reconstitution, shelf life, storage, and sourcing.
SubQ vs IM Injection for Peptides: Which Is Better?
A detailed comparison of subcutaneous and intramuscular injection routes for peptides, covering absorption rates, pain levels, injection sites, and which method is better for specific peptides.
Peptide Dosage Chart: Quick Reference for Common Peptides
A comprehensive quick-reference dosage chart covering common peptides with typical doses, frequencies, administration routes, and half-lives.
Insulin Syringe Units to mL Conversion: Complete Guide
Learn how to convert insulin syringe units to milliliters, understand U-100 syringe markings, and accurately measure peptide doses with practical examples.
How Long Do Reconstituted Peptides Last? Storage Guide
A practical guide to the stability and shelf life of reconstituted peptides, covering BAC water vs. sterile water, storage temperatures, signs of degradation, and best practices.
Sermorelin vs Ipamorelin: Which GH Secretagogue Is Better?
A head-to-head comparison of Sermorelin and Ipamorelin — two popular growth hormone secretagogues — covering mechanisms, side effects, dosing, and how to choose between them.
BPC-157 Oral vs Injection: Bioavailability & Effectiveness
A comparison of oral and injectable BPC-157, covering bioavailability differences, the arginine salt form, when to use each route, and what the research shows.
How Long Should You Run a Peptide Cycle? Protocol Timing Guide
A guide to typical peptide cycle lengths across different categories, why cycling matters, on/off protocols, and how to structure your peptide protocol timing.
Retatrutide Dosage Guide: The Triple Agonist Explained
An in-depth guide to retatrutide, the investigational triple agonist (GLP-1/GIP/glucagon), covering its mechanism, clinical trial dosing data, titration, and comparisons to semaglutide and tirzepatide.
How to Use a Peptide Calculator: Reconstitution Made Simple
A beginner-friendly tutorial on using PepStack's peptide calculators, covering reconstitution, dosage, half-life visualization, and syringe calculations with practical examples.