The Peptide Research Blog
Editorial-grade deep dives, cycle protocols, stack guides, and injection how-tos — written by the Pantheon research team and reviewed by our lab partners.
Browse by peptide
BPC-157: The Healing Peptide for Gut, Muscle, and Beyond
Tendon strain? Leaky gut? Post-surgical recovery? BPC-157 may be the closest thing we have to a universal healer. Backed by decades of research and rapidly gaining traction among athletes, clinicians, and biohackers, this synthetic peptide offers powerful regenerative potential with a stellar safety profile.
Retatrutide: The Triple-Hormone Peptide That’s Shaking Up Weight Loss Science
If semaglutide was a whisper, and tirzepatide a roar, then Retatrutide is the sonic boom of the new era in metabolic medicine. With record-breaking weight loss data and triple-receptor targeting, Retatrutide is redefining what’s possible for fat loss and metabolic health.
GHK-Cu: The Copper Peptide for Skin Regeneration, Hair Growth, and Deep Cellular Repair
Looking for the ultimate biohacking skin serum? GHK-Cu isn’t just cosmetic—it’s regenerative. From collagen synthesis and scar repair to systemic anti-aging and inflammation modulation, this naturally occurring copper peptide may be one of the most versatile tools in longevity medicine.
Cycles
Multi-week guided peptide programs — built for a specific outcome.
- Cycle Protocol6 weeks
Wolverine Cycle: 6 Weeks To Finally Feel 'On The Mend'
The Wolverine Cycle is a 6-week soft-tissue and recovery protocol built for people who are sick of nagging injuries, stalled rehab, and feeling fragile. This story-first walkthrough blends a grounded look at tendon and tissue science with an inviting, marketing-forward narrative that helps you see how this BPC-157 + TB-500 cycle could support your own comeback.
BPC-157TB-500Read the protocol → - Cycle Protocol6 weeks
Prime Metabolic 6-Week Cycle: Feel Like Your Body Is On Your Side Again
The Prime Metabolic 6-Week Cycle is a weekday peptide rhythm built around Retatrutide, 5-Amino-1MQ, BPC-157, and TB-500. It is designed to support metabolic health, steady energy, tissue repair, and sustainable fat loss for people who feel like their body is always one step behind their intentions. This Substack-style walkthrough focuses on the real-life experience and science behind Prime Metabolic.
Retatrutide5-Amino-1MQBPC-157TB-500+1Read the protocol → - Cycle Protocol10 weeks
Stack-Up 10-Week Cycle: Finally See Your Hard Work In The Mirror
The Stack-Up 10-Week Cycle is a weekday peptide rhythm designed for real-world body recomposition. Built around CJC-1295, Ipamorelin, and 5-Amino-1MQ, it is meant for people who want to keep or build lean muscle, lose fat more efficiently, and recover better while still living a normal life. This Substack-style walkthrough focuses on the story, the feeling, and the science behind Stack-Up, not on dosing details.
CJC-1295Ipamorelin5-Amino-1MQNAD+Read the protocol → - Cycle Protocol10 weeks
Nova Mind 10-Week Cycle: Help Your Brain Feel Clear, Calm, And Online Again
The Nova Mind 10-Week Cycle is a weekday peptide rhythm built around Selank, Semax, and Epithalon. It is designed to support focus, emotional balance, stress resilience, and deeper sleep for people who feel like their mind is always either scattered or flat. This Substack style walkthrough focuses on the lived experience and science behind Nova Mind.
SelankSemaxEpithalonRead the protocol → - Cycle Protocol6 weeks
T-Force Immunity Plus 6-Week Cycle: Extended Immune Terrain Support For Deeper Resilience
The T-Force Immunity Plus 6-Week Cycle is an extended peptide rhythm built around Thymosin Alpha-1, Thymulin, BPC-157, TB-500, and DSIP. It is designed for people seeking structured support during heavier or ongoing immune stress, including clinician-guided cancer treatment support, HIV, Lyme, chronic autoimmune challenges, chronic inflammatory strain, recovery, and sleep. This Substack-style walkthrough focuses on the story, the feeling, and the science behind T-Force Immunity Plus.
Thymosin Alpha-1ThymulinBPC-157TB-500+1Read the protocol → - Cycle Protocol3 weeks
T-Force Immunity 3-Week Cycle: Focused Immune Support When The Body Needs A Stronger Recovery Window
The T-Force Immunity 3-Week Cycle is a focused peptide rhythm built around Thymosin Alpha-1, BPC-157, TB-500, and DSIP. It is designed for people seeking structured support around viral and bacterial immune stress, recovery after infection, gut and tissue repair, inflammation balance, and deeper sleep in a format that stays simple. This Substack-style walkthrough focuses on the story, the feeling, and the science behind T-Force Immunity.
Thymosin Alpha-1BPC-157TB-500DSIPRead the protocol → - Cycle Protocol6 weeks
Slim Peptides 6-Week Cycle: Stop White-Knuckling Every Diet
The Slim Peptides 6-Week Cycle is a weekday peptide rhythm built around Retatrutide and 5-Amino-1MQ, designed to support fat loss, appetite control, and more efficient metabolism. It is for people who are done with crash diets and want a calmer, more sustainable way to change their body. This Substack-style walkthrough focuses on the lived experience, the feeling, and the science behind Slim Peptides, not on dosing instructions.
Retatrutide5-Amino-1MQNAD+Read the protocol → - Cycle Protocol4 weeks
Revive 4-Week Cycle: A Simple 30-Day Reset for Energy, Recovery, and Cellular Resilience
The Revive 4-Week Cycle is a simple 30-day morning rotation built around MOTS-c, NAD+, and Glutathione. It is designed for people who want better cellular energy, endurance, recovery, mitochondrial support, and antioxidant defense in a format that fits real life. This Substack-style walkthrough focuses on the story, the feeling, and the science behind Revive.
MOTS-cNAD+L-GlutathioneRetatrutide+3Read the protocol →
Stacks
Two or more peptides combined for a specific effect.
- Stack3 minBPC-157+TB-500
Soft tissue injuries, chronic pain, and inflammation don't have to mean months of downtime. The Wolverine Stack—pairing BPC-157 with TB-500—offers a science-backed shortcut to recovery. From ligament tears and post-surgical rehab to tendonitis and muscular strains, this peptide duo activates the body’s natural repair systems with astonishing speed and depth.
BPC-157TB-500See the stack → - Stack2 minSelank+Semax
Looking to boost your mental sharpness without the crash of stimulants? This nootropic stack blends the focus-enhancing power of Semax with the calming, anti-anxiety effects of Selank. Whether you're battling brain fog or burnout, this synergistic duo offers a smooth, sustainable upgrade to your mental game.
SelankSemaxSee the stack → - Stack3 minTesamorelin+CJC-1295
For those serious about body recomposition and hormonal optimization, this stack delivers. By combining Tesamorelin, CJC-1295, and Ipamorelin, you engage all three major growth hormone pathways—unlocking deep fat loss, muscle growth, and recovery without synthetic GH or suppressive side effects.
TesamorelinCJC-1295IpamorelinSee the stack → - Stack2 minKisspeptin-10+PT-141
When it comes to libido and hormone balance, most solutions are either pharmaceutical or short-sighted. This peptide stack rewrites the script. Kisspeptin-10 restores natural hormone signaling at the brain level, while PT-141 jumpstarts sexual desire and arousal via the nervous system. Together, they offer a non-suppressive path to endocrine vitality and sexual wellness.
Kisspeptin-10PT-141See the stack → - Stack2 minIpamorelin+Tesamorelin
If you’ve hit a wall with traditional fat-loss strategies, it might be time to look deeper—literally. This stack combines the fat-shredding power of Tesamorelin with the clean recovery and anti-aging support of Ipamorelin to target visceral fat, enhance lean muscle preservation, and improve sleep-driven regeneration.
IpamorelinTesamorelinSee the stack → - Stack2 minIpamorelin+Sermorelin
Not ready to jump into synthetic growth hormone? This dual-peptide stack uses the body's natural hormonal pathways to elevate growth hormone gently and effectively. With the calming, recovery-enhancing benefits of Ipamorelin and the rhythm-aligned pulse of Sermorelin, this is the ideal stack for those seeking results without overstimulation.
IpamorelinSermorelinSee the stack →
Peptide deep dives
Mechanism, dosing, evidence, and what to actually expect.
- Deep DiveJun 8, 20266 min read
SS-31: The Mitochondrial Peptide for Cellular Energy and Resilience
SS-31, also known as elamipretide or MTP-131, is a mitochondria-targeted tetrapeptide studied for cardiolipin support, ATP production, oxidative stress response, exercise tolerance, and cellular resilience. This guide explores how SS-31 is being used in research and clinical-adjacent settings: potential benefits, real-world dosing patterns, stacks, safety notes, and what the current science is actually saying.
SS-31MOTS-cNAD+L-Glutathione+2Read article → - Deep DiveJun 8, 20265 min read
SLU-PP-332: The Exercise-Mimetic Compound for Metabolic Signaling
SLU-PP-332 is a synthetic ERR agonist often grouped with peptide-style metabolic compounds. It is studied for exercise-mimetic signaling, mitochondrial respiration, fatty-acid oxidation, endurance, and metabolic flexibility. This guide explores practical research protocols, stacking ideas, safety notes, and the current science.
SLU-PP-332SS-31MOTS-cAOD9604+3Read article → - Deep DiveJun 8, 20265 min read
Pinealon: The Brain Bioregulator for Cognitive Resilience
Pinealon, also known as EDR or Glu-Asp-Arg, is a short peptide bioregulator studied for neuroprotection, oxidative-stress modulation, cognitive support, circadian pathways, and brain-aging research. This guide explores practical protocols, stacking ideas, safety notes, and the current science.
PinealonEpithalonDSIPSemax+1Read article → - Deep DiveJun 8, 20265 min read
Pancragen: The Pancreas Bioregulator for Glucose and Metabolic Support
Pancragen, also known as KEDW or Lys-Glu-Asp-Trp, is a short peptide bioregulator studied for pancreatic endocrine function, glucose metabolism, insulin and C-peptide dynamics, and age-related metabolic research. This guide explores practical protocols, stacks, safety notes, and the current science.
PancragenLivagenMOTS-cKPV+2Read article → - Deep DiveJun 8, 20265 min read
Livagen: The Liver Bioregulator for Cellular Repair and Resilience
Livagen, also known as KEDA or Lys-Glu-Asp-Ala, is a short peptide bioregulator studied for liver cell health, chromatin remodeling, cellular repair, detoxification pathways, and healthy-aging research. This guide explores practical protocols, stacks, safety notes, and the current science.
LivagenL-GlutathioneNAD+KPV+2Read article → - Deep DiveJun 8, 20267 min read
KPV: The Gut-Barrier Peptide for Inflammation, Skin, and Immune Balance
KPV is a short research peptide derived from alpha-MSH and studied for inflammatory signaling, gut barrier integrity, skin comfort, tissue repair, and immune balance. This guide explores how KPV is being used in research and clinical-adjacent settings: potential benefits, real-world dosing patterns, stacks, safety notes, and what the current science is actually saying.
KPVBPC-157TB-500GHK-Cu+1Read article → - Deep DiveJun 8, 20265 min read
Dihexa: The Neuroplasticity Peptide That Requires Real Caution
Dihexa, also known as PNB-0408, is an angiotensin IV-derived peptide-like compound studied for neuroplasticity, HGF/c-Met-related signaling, synapse formation, and cognitive research. This guide explores practical protocols, stacking ideas, safety notes, and why the evidence base deserves extra caution.
DihexaPinealonSemaxSelank+1Read article → - Deep DiveApr 28, 20263 min read
Tirzepatide: The Dual-Action Metabolic Reset Peptide for Fat Loss and Glucose Control
Tirzepatide is one of the most powerful tools for metabolic optimization to emerge in recent years. With dual action on both GLP-1 and GIP receptors, this peptide supports profound fat loss, enhanced insulin sensitivity, and long-term body composition improvements.
TirzepatideAOD9604GHK-CuBPC-157+1Read article → - Deep DiveApr 28, 20262 min read
Thymulin: Immune Harmony and Hormonal Support from the Thymus Gland
Thymulin is a thymic peptide with dual action—supporting both the immune and endocrine systems. It’s gaining renewed attention for its ability to regulate inflammation, rebalance hormones, and restore immune resilience in those dealing with chronic illness, autoimmune conditions, or hormonal dysregulation.
ThymulinThymosin Alpha-1BPC-157TB-500+2Read article → - Deep DiveApr 28, 20263 min read
Thymosin Alpha-1: The Immune Intelligence Peptide for Viral Defense, Inflammation, and Recovery
Thymosin Alpha-1 (Tα1) is a powerful immune-modulating peptide that strengthens both innate and adaptive immunity—making it a valuable ally in fighting infections, regulating inflammation, and even supporting anticancer defenses.
Thymosin Alpha-1LL-37BPC-157TB-500+3Read article → - Deep DiveApr 28, 20263 min read
The Peptide Pathway to Nitric Oxide: Unlocking Circulation, Performance, and Vitality
Nitric oxide (NO) is the silent conductor of your body’s vascular symphony. It keeps blood flowing smoothly, energizes your workouts, accelerates recovery, and even fuels intimacy. Yet as we age—or face stress, injury, or metabolic strain—our NO levels drop. The result? Poor circulation, sluggish performance, and diminished vitality. Fortunately, several well-researched peptides can help restore this critical molecule.
EpithalonGHRP-2IpamorelinKisspeptin-10+3Read article → - Deep DiveApr 28, 20263 min read
Tesamorelin: Targeted Fat Loss and Metabolic Enhancement through GH Optimization
Tesamorelin is a precision peptide designed to reduce stubborn visceral fat by stimulating your body’s natural growth hormone production. Originally approved for HIV-related lipodystrophy, it’s now gaining traction in the performance, longevity, and body recomposition space.
TesamorelinIpamorelin5-Amino-1MQAOD9604+2Read article → - Deep DiveApr 28, 20262 min read
TB-500: The Regenerative Peptide for Injury Recovery, Flexibility, and Repair
TB-500 is a powerful healing peptide used to accelerate the repair of muscles, tendons, ligaments, and even cardiovascular tissue. Originally derived from thymosin beta-4, it’s the go-to peptide for anyone facing injury, surgery recovery, or chronic inflammation.
TB-500BPC-157CJC-1295Ipamorelin+1Read article → - Deep DiveApr 28, 20262 min read
Sermorelin: The Growth Hormone Secretagogue for Muscle, Recovery, and Rejuvenation
Sermorelin doesn’t replace growth hormone—it trains your body to produce more of it naturally. This makes it a powerful tool for muscle gain, fat loss, recovery, and longevity without the risks of synthetic GH.
SermorelinIpamorelinCJC-1295BPC-157+1Read article → - Deep DiveApr 28, 20262 min read
Semax: The Brain-Boosting Peptide for Focus, Memory, and Mental Resilience
Semax is a nootropic peptide that goes beyond stimulation—enhancing cognition, protecting neurons, and building true mental stamina. Developed from ACTH but without the hormonal side effects, it’s one of the most versatile brain support tools in the peptide world.
SemaxSelankCerebrolysin5-Amino-1MQ+1Read article → - Deep DiveApr 28, 20262 min read
Selank: The Anti-Anxiety Peptide for Calm, Focus, and Cognitive Resilience
Selank is a groundbreaking nootropic peptide that offers potent anxiety relief without sedation. By modulating neurotransmitters and enhancing brain-derived neurotrophic factor (BDNF), it promotes calm, mental clarity, and emotional balance.
SelankSemaxEpithalonBPC-157Read article → - Deep DiveApr 28, 20263 min read
PT-141: The Libido-Enhancing Peptide That Works on Desire, Not Just Performance
Unlike typical ED drugs, PT-141 (Bremelanotide) doesn’t just improve blood flow—it enhances arousal by activating the brain’s sexual desire centers. It’s the first peptide to address both male and female libido at the level of the nervous system.
PT-141Melanotan 2GHK-CuRead article → - Deep DiveApr 28, 20264 min read
Peptides & Acne — What to Know
Acne lives at the intersection of hormones, sebum, inflammation, microbes, and barrier health. This social article distills what our KB covers—how popular peptides may help, how some can flare acne, and simple, sane starting points—plus a short “Simmering It Down” summary.
TB-5005-Amino-1MQGHK-CuBPC-157+13Read article → - Deep DiveApr 28, 20263 min read
Peptides for Sleep: Unlocking Deep Rest Through Science
Discover how peptides like Epithalon, Selank, Ipamorelin, and MK-677 can improve sleep quality by restoring circadian rhythm, reducing anxiety, and deepening recovery. Learn studied benefits, side effects, and the most effective sleep stack.
EpithalonSelankIpamorelinMK-677+3Read article → - Deep DiveApr 28, 20262 min read
Peptide Safety & Side Effects – What You Need to Know
Peptides are powerful tools for recovery, performance, and overall health — but like any intervention, they come with considerations. While most peptides are well tolerated and have a strong safety profile, it’s important to understand potential side effects, individual variability, and safe use practices. Here’s what you need to know.
MK-677BPC-157Read article → - Deep DiveApr 28, 20262 min read
Sermorelin + GHRP-2 – A Classic Duo for Growth Hormone Optimization, Recovery, and Fat Loss
Looking for a time-tested way to naturally boost growth hormone without synthetic injections? The Sermorelin + GHRP-2 stack combines two powerful peptides that work through complementary pathways to restore GH pulses, improve recovery, enhance body composition, and support long-term health.
SermorelinGHRP-2Read article → - Deep DiveApr 28, 20263 min read
Ipamorelin + CJC-1295 + GHRP-2 – The Triple Threat for GH Amplification, Recovery, and Body Recomposition
Want the benefits of growth hormone without injecting synthetic GH? This triple-stack of Ipamorelin, CJC-1295, and GHRP-2 maximizes your body’s natural hormone rhythms for powerful, regenerative results. From deep recovery and fat metabolism to better sleep and skin repair, this stack unlocks next-level performance and longevity.
IpamorelinCJC-1295GHRP-2Read article → - Deep DiveApr 28, 20262 min read
CJC-1295 + Ipamorelin – A Clean, Effective Duo for Growth Hormone Optimization
Want the benefits of growth hormone without the appetite spikes, cortisol surges, or hormonal rollercoaster? The CJC-1295 + Ipamorelin stack offers one of the cleanest, most targeted approaches to natural GH support. Whether you’re looking to recover faster, sleep deeper, or age more gracefully, this duo delivers results with minimal disruption.
CJC-1295IpamorelinRead article → - Deep DiveApr 28, 20263 min read
NAD+: The Essential Coenzyme That Fuels Cellular Energy, Recovery, and Healthy Aging
When your cells run low on NAD+, everything from energy to recovery can start to feel slower. NAD+ helps power mitochondrial ATP production, supports cellular repair, and plays a central role in how the body adapts to stress and aging.
NAD+MOTS-cL-GlutathioneRead article →
How-to guides
Reconstitution, injection, sites, storage, and troubleshooting.
- How-ToApr 28, 20263 min read
Why Does My Peptide Injection Site Turn Red?
If you’ve just started peptides and noticed a pink or red halo at the injection site, you’re not alone. Certain peptides, especially GHK-Cu, are well known for causing temporary redness. Here’s why it happens, what’s normal, and simple ways to ease it.
GHK-CuTesamorelinCJC-1295Ipamorelin+1Read article → - How-ToApr 28, 20263 min read
Where (and Where Not) to Inject Peptides: A Safe Practice Guide
You’ve got your peptide, you’ve done the reconstitution—now where exactly should it go? Not all body sites are created equal when it comes to injections. In this guide, we break down the safest injection zones, needle sizes, reconstitution tips, and common mistakes to avoid—especially the one I learned the hard way.
Read article → - How-ToApr 28, 20263 min read
When a Bruise Appears: Staying Calm with Peptide Injections
You’ve just finished a peptide injection, and minutes later you notice a purple mark forming under your skin. Your mind races—“Did I do something wrong? Is this dangerous?” Take a breath. Bruising is one of the most common side effects of peptide injections, and most of the time it’s harmless. In this article, we’ll explore why it happens, how to keep it from happening often, and what to do if it does.
GHK-CuRead article → - How-ToApr 28, 20263 min read
How to Reconstitute Peptides Properly: A Step-by-Step Guide
If you’re new to working with peptides, the process of reconstitution—turning the lyophilized (freeze-dried) powder into an injectable solution—can seem a bit intimidating. But with the right tools and method, it's simple, safe, and precise.
BPC-157TB-500Read article → - How-ToApr 28, 20263 min read
How to Inject Your Peptides Safely and Effectively
Whether you’re using peptides like BPC-157, TB-500, or others in your protocol, knowing how to inject properly is essential to ensure safety, effectiveness, and sterility. In this guide, we’ll walk through exactly how to prepare and administer a subcutaneous injection of a reconstituted peptide—specifically, 5mg of BPC-157 mixed with 2.5-3.0 mL of bacteriostatic water (commonly known as bac-water).
BPC-157TB-500Read article → - How-ToApr 28, 20262 min read
Finding the Right Fit: Choosing Your Syringe for Peptide Injections
One of the most common questions for people starting peptides is: Which syringe should I use? The truth is, not all syringes are created equal. The right size depends on whether you’re doing a subcutaneous or intramuscular injection, your body composition, and the peptide itself. Choosing correctly makes injections more comfortable, reduces bruising, and ensures the peptide goes where it’s meant to go.
Read article →
New research, protocols, and peptide drops — once a week.
No spam. Just what's worth reading from the Pantheon research team.