The Peptide Library
Clear, honest profiles of the most discussed research peptides.
See the 2026 Peptide Legal Status TrackerBPC-157
The Healer
The peptide everyone talks about first — studied in animals for tissue repair, gut health, and recovery.
Learn MoreTB-500
The Rebuilder
Researched alongside BPC-157 for cell migration, flexibility, and wound recovery — often the other half of the recovery duo.
Learn MoreGHK-Cu
The Renewer
A copper peptide discovered in 1973 and now a celebrated skin and wound-healing ingredient.
Learn MoreGHK
The Original Signal
The copper-free parent molecule studied for skin regeneration and tissue-repair signaling.
Learn MoreThymosin Beta-4
The Source
The naturally occurring peptide TB-500 is derived from — researched for repair, flexibility, and inflammation.
Learn MorePentadeca Arginate (PDA)
The Builder
A newer BPC-157 relative explored for healing and recovery with a focus on improved stability.
Learn MoreKPV
The Soother
A small peptide studied for calming inflammation, especially in the gut and skin.
Learn MoreLL-37
The Defender
An immune peptide researched for its antimicrobial and wound-defense roles — powerful but still early-stage.
Learn MoreIpamorelin
The Gentle Signal
A growth hormone secretagogue studied for its selective, measured action.
Learn MoreCJC-1295
The Amplifier
Investigated for its ability to extend growth hormone-releasing signals — often paired with Ipamorelin.
Learn MoreTesamorelin
The Targeted One
One of the few peptides with FDA approval — specifically studied for reducing visceral fat.
Learn MoreSermorelin
The Restarter
An older growth hormone-releasing peptide studied for naturally nudging the body's own production.
Learn MoreFollistatin
The Rare One
A rarely seen protein researched for its role in muscle growth by blocking myostatin.
Learn MoreCagriSema
The Appetite Regulator
A combination therapy studied for appetite and metabolic effects in weight research.
Learn MoreHexarelin
The Heavy Hitter
One of the most potent growth hormone secretagogues, with research also pointing to heart-tissue effects.
Learn MoreTirzepatide
The Game Changer
A dual-action peptide behind some of the biggest results in modern metabolic and weight research.
Learn MoreRetatrutide
The Triple Agonist
An investigational triple receptor agonist (GLP-1/GIP/glucagon) linked to ~24% weight loss in Phase 2 research.
Learn MorePT-141 (Bremelanotide)
The Spark
An FDA-approved peptide that works differently from most — studied for libido and arousal.
Learn MoreSemax
The Focus Molecule
Researched in cognitive contexts for attention, memory, and neuroprotection.
Learn MoreSelank
The Calm Switch
Often paired with Semax, studied for its anti-anxiety effects without the sedation typical of anti-anxiety meds.
Learn MoreDihexa
The Synapse Builder
Studied for forming new connections in the brain, with research into memory and learning.
Learn MoreCerebrolysin
The Neuro Support
A peptide mix used clinically in some countries and researched for recovery and cognition.
Learn MoreP21
The Brain Builder
Studied for memory formation and supporting the growth of new brain cells.
Learn MoreNoopept
The Day One
One of the most studied nootropics — researched for memory, learning, and a sense of mental clarity.
Learn MoreDSIP
The Night Signal
Short for Delta Sleep-Inducing Peptide — researched for its role in deep, restorative sleep.
Learn MoreEpitalon
The Clock Keeper
Studied in longevity research for its proposed effects on telomeres and aging.
Learn MoreFoxo4-DRI
The Senolytic
Researched for clearing out aged, damaged cells — a fascinating but still very early-stage idea.
Learn MoreSS-31 (Elamipretide)
The Mitochondrial Fix
Studied for targeting and protecting mitochondria — the power plants inside your cells.
Learn MoreMOTS-c
The Metabolic Switch
A mitochondrial-derived peptide studied for metabolism and energy regulation.
Learn MoreHumanin
The Survivor
A mitochondrial peptide researched for cell survival and protective effects across aging.
Learn MoreNAD+
The Energy Currency
A coenzyme central to energy and repair — widely researched in the science of aging.
Learn MoreGlutathione
The Master Antioxidant
The body's primary antioxidant — researched for detox, immune support, and cellular protection.
Learn MoreNew peptides added regularly.
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