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Peptide learning paths
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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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30 lessons
6mPeptidesBeginner
Should You Cycle NAD+? The Complete Guide to NAD+ Protocols
Daily NAD+ supplementation can plateau due to NAMPT downregulation. Here's how to cycle NMN and NR for sustained results.
9mResearchAdvanced
Peptides Are Moving Into Imaging: What LRRC15 PET Research Says About the Tumor Microenvironment
Peptides are not only treatment candidates anymore. New constrained ligands may help doctors see the tumor microenvironment more clearly, which changes how researchers think about diagnostics, targeting, and drug design.
9mPeptidesIntermediate
Therapeutic Peptides in Gerontology: What Healthy Aging Research Actually Shows
Healthy aging is not a slogan. It is a measurable question about inflammation, tissue repair, metabolic control, and whether a peptide has human data behind it.
9mPeptidesIntermediate
GHK-Cu, Collagen, and Tissue Remodeling: What the Research Actually Suggests
GHK-Cu is more than a cosmetic peptide. The interesting signal is tissue remodeling, matrix repair, and how that may matter for skin, hair, and recovery.
8mPeptidesIntermediate
MOTS-C and Muscle Mitochondrial Efficiency: What the New Data Means
New MOTS-C data points to something more specific than a generic metabolism story: better muscle mitochondrial efficiency. Here's what that means in practice.
8mPeptidesIntermediate
GLP-1s and Biological Aging: What the New Semaglutide Study Shows
GLP-1 research is moving into healthspan and epigenetic aging. The new semaglutide signal is worth tracking, but it is not proof of age reversal.
7mResearchAdvanced
GLP-1s Before Bariatric Surgery: What the 2026 Evidence Says
GLP-1 peptides are changing the bariatric surgery conversation. The practical lesson is not self-managing around surgery. It is better tracking, clearer handoffs, and coordinated medical planning.
7mResearchAdvanced
GHK-Cu: Beyond Anti-Aging — The Regenerative Peptide Rewriting Wound Care
A 2025 Biomaterials Research paper shows GHK-Cu hydrogel achieving full infected wound healing — antibacterial, anti-inflammatory, and neovascularization effects. Here's what the mechanism actually means for regenerative protocols.
7mResearchAdvanced
Injectable Peptide Safety Checklist: What Doctors Want Patients to Know in 2026
AMA and FDA updates make one thing clear: peptide interest is moving faster than human evidence, dosing standards, and product-quality controls. Use this checklist before trusting a vial.
5mPeptidesBeginner
How to Reconstitute and Dose NAD+: A Practical Guide
Learn the proper technique for reconstituting NAD+ vials, understanding concentration calculations, and building an effective dosing protocol for your research needs.
9mResearchAdvanced
GLP-1 Food Noise: Why It Comes Back After Stopping and What Actually Helps
Food noise — that constant mental chatter about food — often comes back after stopping GLP-1 peptides. Here's the science of why, and what actually helps: maintenance strategies, stacking options, and realistic expectations.
8mPeptidesIntermediate
GHK-Cu vs Minoxidil: The Copper Peptide That Outperformed the #1 Hair Loss Treatment
Most people fighting hair loss default to minoxidil. But a 2022 clinical trial showed a 0.5% GHK-Cu serum increased hair count by 22% over 16 weeks — beating 3% minoxidil. And GHK-Cu doesn't just grow hair. It works at the genomic level.
7mPeptidesIntermediate
FDA Removes GHK-Cu from Category 2: What Peptide Users Need to Know
On April 15, 2026, the FDA announced it will remove injectable GHK-Cu from Category 2 — the list that blocked compounding pharmacies from producing it. This is a major regulatory shift for one of the most studied copper peptides in longevity research.
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.
9mPeptidesIntermediate
GHK-Cu and Cognitive Aging: New Research on the Copper Peptide's Brain Benefits
GHK-Cu has long been known for its skin and healing benefits. A fresh April 2026 preprint adds a surprising new dimension — cognitive aging reversal in mouse models via BDNF upregulation and neuroinflammation suppression.
9mPeptidesIntermediate
Epitalon: The Telomere Peptide That Actually Has Research Behind It
Epitalon is a synthetic tetrapeptide developed from pineal gland extract that activates telomerase and has decades of Khavinson research behind it. Here's what it does, how to dose it, and how to stack it.
8mPeptidesIntermediate
Should You Cycle NAD+? The Complete Guide to NAD+ Protocols
Most people who take NAD+ daily wonder whether they should cycle it. The answer isn't black and white — it depends on your dose, delivery method, and goals. Here's what the research and community experience actually suggest.
8mPeptidesIntermediate
Epithalon (Epitalon): The Longevity Peptide That May Extend Your Telomeres
Epithalon is one of the most researched longevity peptides in existence, with decades of clinical data behind it. This guide covers the science of telomere elongation, dosing options, cycling protocols, and how it fits into a modern anti-aging stack.
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.
10mPeptidesIntermediate
GHK-Cu Regulates Over 4,000 Human Genes: The Epigenetic Science Explained
Most people know GHK-Cu for skin and wound healing. What they don't know: it's one of the most potent epigenetic regulators ever studied, influencing over 4,000 human genes — many tied directly to aging, inflammation, and tissue repair.
8mPeptidesIntermediate
SS-31 and MOTS-C: The Mitochondrial Stack Guide
SS-31 and MOTS-C target mitochondrial health from two different angles. Here's how to run them together, when to introduce each, and what to expect.
9mPeptidesIntermediate
GHK-Cu: The Copper Peptide Accelerating Wound Healing and Skin Regeneration
A 2026 Phase 2 clinical trial confirms GHK-Cu achieves 25% faster wound closure and tissue regeneration versus control. Discover how this naturally occurring copper peptide triggers stem cell activity, collagen synthesis, and anti-inflammatory cascades.
9mPeptidesIntermediate
MOTS-c: The Mitochondrial Peptide Rewriting Longevity Science
Discovered inside mitochondrial DNA itself, MOTS-c is one of the most fascinating longevity peptides in modern science. It governs how your cells produce energy, fight fat accumulation, and age.
8mPeptidesIntermediate
MOTS-C vs GHK-Cu for Muscle Building Over 50: Which Peptide Should You Choose?
Both MOTS-C and GHK-Cu are popular among serious lifters over 50 — but they work through completely different mechanisms. Here's how to choose, and why the best answer is often both.
7mPeptidesIntermediate
GHK-Cu Dosing Guide: How to Use Copper Peptide for Skin, Healing, and Longevity
GHK-Cu is one of the most researched anti-aging peptides available. Here's a practical dosing guide covering protocols, cycle length, stacking, and what to realistically expect.
14mPeptidesAdvanced
Peptides for Longevity: The Emerging Science Behind Age-Reversal Compounds
The peptide space is shifting from weight loss toward longevity. Explore the science behind peptides designed to slow aging, repair cellular damage, and extend healthspan.
18mPeptidesAdvanced
The Ultimate Peptide Tier List for 2026: S-Tier to F-Tier Ranked
From BPC-157 and GLP-1 agonists at the top to overhyped flops at the bottom — here's every major peptide ranked for 2026 across fat loss, skin, longevity, and recovery.
9mPeptidesIntermediate
Ipamorelin: The Gentle Growth Hormone Secretagogue Guide
Explore why Ipamorelin is considered the gentlest yet effective growth hormone releasing peptide available.
9mPeptidesIntermediate
Sermorelin: Natural Growth Hormone Optimization for Anti-Aging
Learn why Sermorelin is a popular choice for natural GH optimization and anti-aging protocols.
12mPeptidesIntermediate
Growth Hormone Peptides for Anti-Aging: The Science Explained
Discover the scientific foundation behind using GH peptides for anti-aging and longevity optimization.
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