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Peptide learning paths
Learn peptides step by step
Curated lessons across 8 learning paths — from first concepts to trial summaries and practical protocols. Pick your level, follow the curriculum, and build real understanding.
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Guided curriculum
Hands-on protocols: from vial to injection
These lessons walk through the practical workflow — math, mixing, storage, and scheduling — in the order you'd actually execute them.
Who it's for: Learners ready to plan or refine a protocol (not medical advice).
Unit 1
Module 1 — Prepare your supplies
Get the fundamentals right before drawing a single unit.
You'll be able to
- ✓Choose bacteriostatic water vs alternatives
- ✓Reconstitute a vial with correct technique
- ✓Calculate IU/mcg doses confidently
- BAC water vs sterile waterWhy most protocols use bacteriostatic water and when exceptions apply.Start →
- Reconstitution walkthroughStep-by-step mixing workflow you can repeat for any lyophilized peptide.Start →
- Beginner mixing example (BPC + TB-500)Concrete example tying math, volume, and syringe choice together.Start →
Unit 2
Module 2 — Dose, schedule, and stacks
Move from single doses to sustainable cycles.
You'll be able to
- ✓Build a weekly schedule around half-life
- ✓Understand stacking logic and washouts
- ✓Avoid common beginner dosing mistakes
33 lessons in Protocols & Dosing
9mProtocolsIntermediate
BAC Water vs Sterile Water for Peptides: Which Should You Use?
Most peptide users eventually ask: BAC or sterile water? This guide breaks down tradeoffs, timing, and practical decision rules with a peptide-by-peptide reference workflow.
9mProtocolsIntermediate
Retatrutide Dosing for Beginners: Your First 12-Week Titration Schedule
Retatrutide is one of the most powerful GLP-1/GIP/glucagon receptor agonists available. But starting at the wrong dose — or jumping up too fast — is the #1 beginner mistake. Here's the complete titration roadmap.
11mProtocolsIntermediate
BPC-157 + TB-500 Stacking Guide: Complete Injury Recovery Protocol
BPC-157 and TB-500 are the most researched peptides for connective tissue repair—but combining them requires understanding their different mechanisms. Here's the complete stacking protocol based on actual user experience.
7mProtocolsIntermediate
GLP-1 Discontinuation: How to Maintain Weight Loss After Stopping
A 2025 Biomolecules review highlights the hardest GLP-1 question: what happens after the weight comes off? Maintenance needs a plan before the final dose.
8mProtocolsIntermediate
Viral Peptide Stack Transformations: How to Read the Evidence
Stack stories spread fast because they are visual and emotional. The smarter move is not to copy the protocol. It is to ask better evidence questions.
7mProtocolsIntermediate
MOTS-C Adjustment Period: What to Expect in Weeks 1-4
MOTS-C has a real adjustment period. Here's why weeks 1-2 can feel rough, when the energy kick in, and how to maximize the transition.
8mProtocolsIntermediate
MOTS-C Timing: When to Take It for Maximum Results
MOTS-C timing affects AMPK activation and metabolic benefits. Learn whether to take it fasted, how long to wait before eating, and how to optimize timing for AM or PM training schedules.
8mProtocolsIntermediate
Retatrutide Not Working for Weight Loss? Here's What to Check
You've been on Retatrutide for 4-6 weeks and the scale hasn't budged. Before you give up or double your dose, here are the real reasons Reta might not be 'working' — and what to actually do about it.
8mProtocolsIntermediate
MOTS-C After Stopping GLP-1 Agonists: Dosing and Protocol Guide
Finished your GLP-1 cycle and want to maintain metabolic momentum? MOTS-C is one of the most effective peptides for supporting fat oxidation and energy during GLP-1 off-cycles. Here's how to dose and time it.
9mProtocolsIntermediate
Stacking Tesamorelin and MOTS-C with Retatrutide: A Complete Protocol Guide
Already on Reta and ready to add compounds? Here's how to stack Tesamorelin and MOTS-C with Retatrutide for maximum fat loss and recomp.
9mProtocolsIntermediate
Switching from Tirzepatide to Retatrutide: The Complete Transition Guide
Already on tirzepatide and considering retatrutide? Here's exactly how to make the switch—starting doses based on your current Tirz level, what the glucagon component changes, and how to avoid common transition mistakes.
7mProtocolsIntermediate
Cerebrolysin SubQ vs IV: Which Route Works for Cognitive Enhancement?
Grok says subQ Cerebrolysin doesn't work due to volumes. The real answer is more nuanced — and subQ is viable at research doses if you use the right solvent.
9mProtocolsIntermediate
The Complete GLP-1 + Mitochondrial Fat Loss Stack: Reta, MOTS-C, SS-31, AOD, and SLU-PP-332
Running Retatrutide and wondering what to add? This guide breaks down how MOTS-C, SS-31, AOD-9604, and SLU-PP-332 layer onto a GLP-1 protocol — and why they're not redundant.
10mProtocolsIntermediate
5-Amino-1MQ: The NNMT Inhibitor That Stacks With GLP-1s and MOTS-C
Most fat-loss compounds either suppress appetite or boost energy expenditure. 5-Amino-1MQ does something different — it blocks the enzyme that burns through your NAD+ and keeps fat cells from ever getting broken down. Here's why it stacks so well with Reta and MOTS-C.
6mProtocolsBeginner
BAC Water vs Acetic Acid: Which Reconstitution Solvent Do You Need?
BAC water works for most peptides. Acetic acid is for hydrophobic compounds that won't dissolve in BAC. Sterile water only for certain compounds like Cerebrolysin. Here's how to choose and troubleshoot.
8mProtocolsIntermediate
Long-Term MOTS-C Use: Cycling, Receptor Sensitivity, and What to Expect
MOTS-C is mitochondria-encoded and activates AMPK through a pathway that's less prone to classic receptor downregulation. Here's how to structure long-term use for sustained results.
9mProtocolsIntermediate
KLOW Peptide Blend: What's In It, How to Use It, and When to Pin Separately
KLOW combines BPC-157, TB-500, and GHK-Cu into a single injection. Convenient for maintenance — but knowing when to switch to separate vials can make the difference between results and stalled recovery.
9mProtocolsIntermediate
CJC-1295 With DAC vs Without DAC: What's the Difference and Which Should You Use?
CJC-1295 comes in two versions — with DAC and without DAC (Mod GRF 1-29). The difference determines how often you pin and how your GH pulses work. Here's how to choose the right one for your protocol.
10mProtocolsIntermediate
BPC-157 and TB-500 for Disc Herniation Recovery: A Complete Protocol Guide
BPC-157 and TB-500 are the two most evidence-backed peptides for structural tissue repair. For herniated disc recovery, they work through complementary pathways — here's how to stack them, dose them, and phase in the rest of a recovery protocol.
8mProtocolsIntermediate
AOD-9604: The HGH Fragment That Targets Fat Without the Side Effects
AOD-9604 is a synthetic fragment of human growth hormone designed specifically to stimulate fat breakdown without the glucose or IGF-1 side effects of full HGH. Here's how it works and who it's for.
10mProtocolsIntermediate
Peptide Protocols for Women Over 40: The Complete Recomp and Anti-Aging Guide
Most peptide guides are written with a 35-year-old man in mind. If you're a woman in your 40s or 50s lifting hard and trying to recomp, the stack looks different. Here's what the research actually supports.
9mProtocolsIntermediate
IGF-1 LR3 for Muscle Growth: Dosing, Cycles, and How to Stack It
IGF-1 LR3 is one of the most potent muscle-building peptides available — but it's also one of the most commonly misdosed. Here's how to actually run it.
9mProtocolsIntermediate
CJC-1295 + Ipamorelin: The Complete GH Secretagogue Stack Guide
CJC-1295 and Ipamorelin are two of the most popular GH secretagogues used together. This guide explains the differences between CJC with DAC and without DAC, how to dose them, and how to build the right protocol for your goals.
8mProtocolsIntermediate
IGF-1 LR3 vs HGH: Dosing, Use Cases, and Safety Monitoring
IGF-1 LR3 and HGH are often grouped together, but they act at different points in the GH/IGF-1 axis. Here is the protocol-level breakdown for clinicians, athletes, and longevity-focused users.
6mProtocolsBeginner
Can You Mix Peptides in the Same Syringe? A Beginner's Guide
One of the most common beginner questions: can you draw multiple peptides into the same syringe? The answer depends on the combination. Here's the complete guide.
10mProtocolsIntermediate
Peptide Stacking for Muscle Preservation on GLP-1s: The Complete Protocol
The biggest risk with GLP-1 weight loss drugs isn't the fat loss — it's the muscle you lose with it. Strategic peptide stacking can tip the balance toward true body recomposition.
9mProtocolsIntermediate
Retatrutide: How to Reconstitute and Take Your First Dose
Everything you need to know before your first retatrutide injection — reconstitution math, dose calculations, injection technique, and what to expect if you have prior GLP-1 sensitivity.
8mProtocolsIntermediate
How to Reconstitute Peptides: A Complete Beginner's Guide
Reconstituting peptides is simpler than it looks. This guide walks you through every step — from choosing the right BAC water volume to calculating units on your insulin syringe.
10mProtocolsIntermediate
How to Reconstitute Peptides: Step-by-Step Guide with Calculator
The complete guide to safely reconstituting peptides, including dosage calculations and best practices.
8mProtocolsIntermediate
Best Peptide Injection Sites: Complete Rotation Guide with Body Map
Learn where and how to inject peptides safely with our comprehensive injection site guide and rotation protocol.
11mProtocolsIntermediate
Peptide Stacking: How to Safely Combine Peptides for Better Results
Discover which peptides work synergistically together and how to stack them safely for enhanced benefits.
7mProtocolsIntermediate
Bacteriostatic Water for Peptides: Complete Guide to BAC Water
Understand why bacteriostatic water is essential for peptide reconstitution and how to use it properly.
8mProtocolsIntermediate
Peptide Cycling: When to Take Breaks and Why It Matters
Understand the science of peptide cycling and how to structure breaks for optimal long-term results.
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