Peptide Education, Dosing Tools & Trusted Vendor Reviews

Project Biohacking logo for peptide education, vendor reviews, and biohacking resources.

Peptides are short chains of amino acids that act as precise signaling molecules in the body. Project Biohacking turns complex peptide research into simple daily action, with clear education, accurate dosing calculators, vetted research vendors, and peptide-specific coaching so you can apply the science safely and with confidence.

Peptide education, dosing tools, and vendor vetting from Jeff Nunn, founder of Project Biohacking, built on 30+ years of hands-on biohacking and self-experimentation.

Vendors vetted for third-party testing and published COAs

Calculators built on published peptide research

Independent, research-only guidance

Peptide Tools & Trusted Research Vendors

Data-driven peptide dosing and measurement

Use structured calculations for peptide concentration, dosing accuracy, and protocol consistency based on volume, units, and measurement precision.

Peptide calculator interface with dosage fields and a bold “Ready to Calculate Your Dosage?” headline

Sourcing high-quality research peptides

Understand how peptide purity, manufacturing standards, and third-party testing support reliable research compounds and consistent results.

Peptide education and research fundamentals

Build a deeper understanding of peptide mechanisms, applications, and the research frameworks used to study recovery, metabolism, and function.

Peptide protocol development and guidance

See how peptide protocols are structured around biological response, research interpretation, and individual variability in recovery and performance.

New to Peptides? Start Here

Peptides are short chains of amino acids that act as signaling molecules, binding to receptors on cells to influence processes such as tissue repair, inflammation regulation, and metabolic function. For a full breakdown of their structure, mechanisms, and role across the body's systems, read our complete guide to what peptides are and how they function.

Stay Ahead with the Project Biohacking Newsletter

Peptide research, tools, and vendor codes, straight to your inbox.

✓   Plain-English breakdowns of new peptide research as it publishes

✓   Dosing, reconstitution, and protocol guidance from the founder

✓   The latest verified vendor discount codes, updated when they change

Independent, research-only, and free to join.

Peptide Calculators & Research Vendors


We make working with research peptides simple and transparent. Start with our peptide dosage calculators for precise dosing math, reconstitution guidance, and concentration calculations, including compound-specific tools for BPC-157, TB-500, GHK-Cu, retatrutide, and GLP-1 dosing. Then source quality from verified vendors who provide third-party testing, transparent COAs, and reliable shipping, with exclusive Project Biohacking discount codes.



Affiliate Disclosure: We earn commissions when you purchase through our vendor links, at no additional cost to you. We only recommend vendors whose third-party testing standards we've personally verified. All products are research chemicals only, not for human consumption.

Shop research peptides from verified vendors with exclusive discounts.




Shop research peptides from verified vendors with exclusive discounts.


Shop Limitless Biotech | Browse Biolongevity Labs | View All Vendors



Featured Peptide Guides from Project Biohacking

Peptide Education

How peptide therapy works

Learn how peptides act as signaling molecules that influence cellular repair, recovery, metabolism, and biological function across multiple systems in the body.

Blue medical infographic titled “Peptide Therapy Explained,” with glowing peptide molecules and DNA strands.

Peptide concentration and dosing basics

Understand how dilution volume, concentration, and measurement accuracy affect peptide dosing and calculation outcomes. Run the numbers with our free peptide dosing calculator.

Blue lab beaker with peptide concentration text: “101: Why Strength per mL Changes Everything.”

Peptide reconstitution fundamentals

Learn how reconstitution with bacteriostatic water, sterile technique, and accurate volume measurement impact peptide stability, concentration, and dosing accuracy.

Peptide reconstitution guide with syringe, vials, and bacteriostatic water on a lab bench.

BPC-157 and TB-500 recovery protocols

Explore how peptide combinations like BPC-157 and TB-500 are studied for tissue repair, inflammation response, and recovery across muscle, tendon, and joint systems. When you are ready to source them, compare vetted peptide vendors and coupon codes.

Wolverine Protocol poster: BPC-157 and TB-500 for recovery and healing, with glowing muscle and joint imagery

What peptides are and how they function

Peptides are short chains of amino acids that act as signaling molecules, regulating cellular processes, enzyme activity, and biological functions throughout the body.

Scientific poster titled “What Are Peptides? Understanding Nature’s Precision Messengers” with blue molecular graphics

Peptide dosing math and concentration basics

Learn how mass, volume, concentration, and measurement units such as mg, mcg, and mL affect peptide reconstitution, dosing precision, and calculation consistency.

Peptide dosing math graphic with syringes, vials, and text explaining mg, mcg, mL, and concentration

Peptide Coaching

Tablet and tray on glass surface, displaying a dark app interface. Tray holds bottles and pen.


Peptide Coaching provides educational support for clients interested in research areas including:

  • Healthy aging research - exploring published studies on skin peptides, collagen synthesis, and cellular energy mechanisms. 
  • Recovery research - reviewing literature on muscle repair peptides and tissue regeneration protocols.
  • Hormone research - understanding published findings on sleep peptides, mood regulation, and hormonal signaling. 
  • Sexual wellness research - analyzing studies on libido peptides and vascular function compounds.
  • Immune system research - reviewing published protocols on immune-modulating peptides. 
  • Performance research - exploring literature on strength, endurance, and body composition peptides.  
  • Tissue repair research - understanding published studies on injury recovery and post-surgical healing peptides.

 


Ready to personalize your research plan? Learn about peptide coaching to see how we design educational frameworks with accountability and progress tracking.


**Important:** We provide research education and protocol design support, not medical diagnosis, treatment, or prescriptions. All peptides discussed are research chemicals sold "not for human consumption." You must consult a licensed healthcare provider before using any research chemicals.

Biohacking Protocol Planner: Frictionless Peptide Coaching

Abstract blue molecular structures floating over a reflective surface, with glowing pink centers

Retatrutide Peptide: Benefits, Side Effects, Dosage, and Cost Explained

By Jeff Nunn • July 3, 2026
Retatrutide is an investigational triple-agonist peptide with record weight-loss data. See what the research shows, its side effects, dosing, and why it is not FDA approved.
Metal GLP-pen beneath a floating blue-and-white DNA helix on a blurred lab background

Can You Overdose on Peptides? What the Safety Data Actually Shows

By Jeff Nunn • June 30, 2026
Yes, peptide overdose is possible. See which peptides carry the most risk, how dosing errors happen, the symptoms to watch for, and when to seek care.
Knee joint diagram showing fluid buildup and inflammation around the joint

Cartalax Peptide (Khavinson Cartilage Bioregulator): Benefits, Dosage, Mechanism, and Safety

By Jeff Nunn • June 22, 2026
What Cartalax peptide is, how the Khavinson cartilage bioregulator is proposed to work, what the research shows, dosing formats, safety, and how it compares.

Disclaimer

All content is for educational purposes only and is not medical advice. Research-use peptides are not for human consumption. Always consult your licensed healthcare professional.