Peptide Guides
33 articles with genetic insights and evidence-tiered analysis.
BPC-157 for TBI and Post-Concussion Syndrome: What 30 Years of Animal Research Actually Shows
Can BPC-157 help with TBI recovery? Animal models show full functional recovery after stroke. What 30 years of CNS research actually shows, what genetics change, and the human trial gap.
Sermorelin Dosage Chart by Body Weight: The Legal GHRH Peptide With 20 Years of Clinical Data
How much sermorelin should you take? Start with this body-weight dosing chart. IGF-1 titration at 6 weeks, cycling protocol, and why sermorelin replaced CJC-1295 in 2026.
BPC-157 for Leaky Gut: 7 Gut Effects Tendon Articles Miss
Can BPC-157 heal leaky gut? It restores tight junctions, protects your liver, and feeds enteric nerves. 7 gut effects tendon articles skip. Your genetics change the math.
MK-677 Long-Term Results: What 2 Years of Trials Actually Show
How long does MK-677 actually work? A 2-year RCT found IGF-1 elevated for 24 months with zero desensitization. A 2011 trial was stopped early for a cardiac signal most guides skip.
GHRP-2 Dosage Protocol: Why Pharma Abandoned It and What That Means for Your Cycle
GHRP-2 has more human trial data than any other GHRP. Japan uses it to diagnose pituitary disorders. But it spikes cortisol like CRH, and that changes the dosing math completely.
Hexarelin: 9 Things Nobody Tells You About the Strongest GHRP
How potent is hexarelin compared to ipamorelin? The strongest GHRP ever tested peaks in 7 days, works through a second heart receptor, and has no FDA compounding pathway in 2026.
Cortagen Peptide Benefits: 7 Things Every Article Gets Wrong
What is Cortagen? Most articles call it a thymus peptide. That is wrong. The AEDP bioregulator targets the cerebral cortex -- and the real data is about nerve repair, not immune aging.
Pinealon Peptide: Benefits, Dosage, and What 30 Years of Russian Research Actually Shows
What does Pinealon actually do? The Russian tripeptide has 30 years of neuroprotection data. Dosage guide, melatonin connection, and circadian genes explained.
Thymulin: The Immune Peptide Your Thymus Stops Making at 60 (And What Happens Next)
Thymulin drops to zero in most people after 60. It drives T-cell production from birth. Here is what losing it means for immune aging and what zinc has to do with it.
Semax Dosage Chart: 0.1% vs 1% Concentration, mcg Per Spray, and Cycling Protocol
How much Semax should you take? The 0.1% vs 1% difference is a 10x error that breaks most protocols. Dosage chart, mcg per spray, cycling guide, and what Russian trials dosed.
Why Retatrutide Outperforms Ozempic and Mounjaro in Weight Loss (And Why It Isn't Approved Yet)
Retatrutide weight loss results hit 28% of body weight in Phase 3 trials. How the triple agonist mechanism works, how it compares to semaglutide and tirzepatide, and why your GLP-1 gene changes the math.
Dihexa Dosage and Effects: What the Research Actually Shows
Dihexa is 10 million times more potent than BDNF in synaptogenesis tests. No human trial has been completed. Here is what the animal research shows and what your genetics change.
PT-141 for Libido: Dosage, Side Effects, and Why It Works When Viagra Doesn't
PT-141 (bremelanotide) targets desire in the brain, not blood flow. Dosage, side effects, the 2026 compounding update, and why your DNA changes the response.
GLP-2 Gut Healing: The Forgotten GLP Peptide That Actually Repairs Your Gut Lining
GLP-2 heals your gut lining directly, something GLP-1 cannot do. Here is what 30 years of clinical trials show and which gut inflammation genes predict your response.
Thymosin Alpha-1 Dosage and Benefits: What 11,000 Human Subjects Actually Showed
Thymosin Alpha-1: tested in 11,000 humans, approved in 35 countries, used in COVID-19 hospitals. A 2025 Phase 3 trial clarified what it actually does and who it helps.
SS-31 (Elamipretide) Failed Its Biggest Trial. Then Got FDA Approval. Here's Why.
SS-31 failed a 218-patient randomized trial in 2023, then got FDA approval in 2025. What the research actually shows, who responds, and what your mtDNA haplogroup predicts.
GHK-Cu Before and After: What Results Actually Look Like at 4, 8, and 12 Weeks
GHK-Cu before and after results are real. The best published RCT found 55.8% wrinkle reduction in 8 weeks. Here is the honest week-by-week timeline, plus what your collagen genes predict.
Best Peptides for Muscle Recovery and Injury Repair: 7 Options Ranked by Evidence in 2026
Which peptides actually speed muscle recovery? The one with the most human RCT data costs $15 a month. Here are 7 ranked by evidence, not marketing hype.
Best Anti-Aging Peptides in 2026, Ranked by Human Evidence
Best anti-aging peptides in 2026, ranked by human evidence. GHK-Cu has RCTs. Thymosin alpha-1 has 30 trials. BPC-157 has almost none. Your genetics predict which works.
Best Peptides for Gut Health in 2026: KPV, GLP-2, and the One That Actually Has Human Data
Which peptides heal gut inflammation? KPV calms it at the cellular level. GLP-2 has FDA-approved human data. BPC-157 has zero human trials. Here is what the research shows.
Best Peptides for Brain Fog and Focus: Semax, BPC-157, and Why Dihexa Doesn't Work
Which peptides clear brain fog? Semax boosts BDNF for the right genotype. BPC-157 targets gut inflammation. The most-hyped option had its founding science retracted in 2025.
Best Peptides for Anxiety in 2026: Selank, Semax, and What Your COMT Gene Actually Predicts
Which peptides work best for anxiety? Selank and Semax target the same problem with opposite tools. Your COMT gene determines which one helps and which backfires.
Best Peptides for Sleep: DSIP vs Epithalon vs Ipamorelin (Which One Matches Your Biology)
Which peptides work best for sleep in 2026? DSIP, Epithalon, and ipamorelin each target different sleep problems. Your PER3 gene predicts which one you actually need.
AOD-9604 Fat Loss: What Six Human Trials Actually Showed
AOD-9604 ran more human trials than most research peptides and still failed its pivotal test. Here is what the data shows and whether your genes predict your response.
MOTS-c: The Mitochondrial Peptide Your Cells Lose With Age
Your mitochondria produce MOTS-c as a metabolic hormone. Levels fall with age and collapse in diabetes. One K14Q genetic variant changes your entire response profile.
Epithalon and Telomere Length: What the Research Shows
Epithalon broke the Hayflick limit in cultured human cells and cut cardiovascular mortality by 50% across a 12-year trial. Here is what 30 years of Russian data actually shows.
Selank for Anxiety: What 40% of Patients Felt in 3 Days
Selank matched medazepam in trials: 40% of patients hit sub-clinical anxiety in 3 days, with no withdrawal. Your BDNF and GABRA2 genes predict if you are a fast responder.
GHK-Cu Benefits: What the Science Says About the Copper Peptide Everyone's Talking About
GHK-Cu searches have surged over 500% in the past year. Here's what this copper peptide actually does, what it doesn't, and why your genetics determine whether it's worth trying.
Best Peptides for Weight Loss: A DNA-Guided Ranking (2026)
Semaglutide dominates the headlines, but it's not the only peptide that moves the scale. Here are the top 5 peptides for weight loss — ranked by evidence — and why your GLP1R and PPARG gene variants determine which one actually works for you.
Best Peptides for Skin: Anti-Aging, Collagen & What Your DNA Says (2026)
GHK-Cu, BPC-157, collagen peptides, Epithalon, Matrixyl — the skincare peptide market is exploding. Here's what actually works, what's marketing, and why your COL1A1 and SOD2 genes determine which peptide delivers results for your skin.
Best Peptides for Healing & Recovery: Ranked by Evidence (2026)
BPC-157, TB-500, GHK-Cu, KPV, Thymosin Alpha-1 — healing peptides cover everything from torn tendons to gut lining repair. Here's what the evidence actually supports, and how your NOS3, MMP3, and COL1A1 gene variants predict which one works best for your biology.
How BPC-157 Works in the Body: The Complete Mechanism Guide
BPC-157 is the most-researched healing peptide in the biohacking world. Here's exactly how it works — from nitric oxide signaling to tendon repair — and why your genetics determine how well it works for you.
How GHK-Cu Works: The Copper Peptide That Resets Your Skin's Gene Expression
GHK-Cu is the most scientifically validated anti-aging peptide in existence — 50 years of research, 4,048 genes modulated, and a direct SIRT1 binding mechanism discovered in 2025. Here's how it works and why your TGFB1 and COL1A1 variants determine your response.