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Peptide Database

Goals
Fat LossMuscle BuildingInjury HealingAnti-AgingCognitive EnhancementSleep OptimizationImmune SupportGut HealingSkin RejuvenationSexual Health
Peptides
5-Amino-1MQ
Weight Management
Abarelix
Hormone Support
Acetyl Hexapeptide-3 (Argireline)
Cosmetic
Adipotide
Weight Management
Adrenomedullin
Healing & Recovery
Alexamorelin
Growth Hormone
Angiotensin (1-7)
Healing & Recovery
AOD-9604
Weight Management
Apelin-13
Healing & Recovery
ARA-290 (Cibinetide)
Healing & Recovery
Bestatin (Ubenimex)
Immune
BPC-157
Healing & Recovery
Buserelin
Hormone Support
Cagrilintide
Weight Management
CagriSema
Weight Management
Capromorelin
Growth Hormone
Cartalax
Anti-Aging
Cathelicidin (hCAP-18 / Synthetic Derivatives)
Immune
Cerebrolysin
Cognitive
Cerluten
Cognitive
Cetrorelix
Hormone Support
Chonluten
Immune
CJC-1295 (No DAC)
Growth Hormone
CJC-1295 with DAC
Growth Hormone
Cortexin
Cognitive
Crystagen
Immune
Daptomycin
Immune
Defensin (HBD-2)
Immune
Defensin (HBD-3)
Immune
Degarelix
Hormone Support
Dihexa
Cognitive
DSIP (Delta Sleep-Inducing Peptide)
Sleep & Recovery
Dulaglutide
Weight Management
Enalapril
Healing & Recovery
Epithalon
Anti-Aging
Exenatide
Weight Management
Fertirelin
Hormone Support
FOXO4-DRI
Anti-Aging
Ganirelix
Hormone Support
GHK-Cu (Copper Peptide)
Cosmetic
GHRH (1-29)
Growth Hormone
GHRP-2
Growth Hormone
GHRP-6 (Growth Hormone Releasing Peptide-6)
Growth Hormone
Glutathione
Anti-Aging
Gonadorelin (GnRH)
Hormone Support
Gramicidin
Immune
Hexarelin
Growth Hormone
Human Chorionic Gonadotropin (HCG)
Hormone Support
Human Growth Hormone (HGH)
Growth Hormone
IGF-1 LR3
Growth Hormone
Immunoxel (Dzherelo)
Immune
Imunofan
Immune
Intermedin (Adrenomedullin-2)
Healing & Recovery
Ipamorelin
Growth Hormone
Kisspeptin-10
Sexual Health
KPV (Alpha-MSH Fragment)
Healing & Recovery
Lactoferricin B
Immune
Larazotide
Healing & Recovery
Lentinan
Immune
Leuphasyl
Cosmetic
Leuprolide
Hormone Support
Liraglutide
Weight Management
Livagen
Anti-Aging
Lixisenatide
Weight Management
LL-37
Immune
Macimorelin
Growth Hormone
Magainin-2
Immune
Mazdutide
Weight Management
Melanotan-2
Cosmetic
MK-677 (Ibutamoren)
Growth Hormone
MOTS-c
Metabolic
Myristoyl Pentapeptide-17
Cosmetic
N-Acetyl Selank
Cognitive
N-Acetyl Semax Amidate
Cognitive
NAD+
Mitochondrial
Nafarelin
Hormone Support
Natriuretic Peptide (ANP)
Healing & Recovery
Nesiritide (BNP)
Healing & Recovery
Nisin
Immune
Noopept (Omberacetam)
Cognitive
Orforglipron
Weight Management
Ovagen
Anti-Aging
Oxytocin Acetate
Hormone Support
P21 (P021)
Cognitive
PACAP-38
Healing & Recovery
Palmitoyl Oligopeptide
Cosmetic
Palmitoyl Pentapeptide-4 (Matrixyl)
Cosmetic
Palmitoyl Tetrapeptide-7
Cosmetic
Palmitoyl Tripeptide-1
Cosmetic
Pancragen
Metabolic
PEG-MGF
Healing & Recovery
Pemvidutide
Weight Management
Pentadecapeptide (BPC Analog)
Healing & Recovery
Pidotimod
Immune
Pinealon
Cognitive
PNC-27
Immune
Polymyxin B
Immune
Pralmorelin (GHRP-2)
Growth Hormone
Pramlintide
Weight Management
Prostamax
Hormone Support
PT-141 (Bremelanotide)
Sexual Health
Relaxin-2 (Serelaxin)
Healing & Recovery
Retatrutide
Weight Management
Selank
Cognitive
Semaglutide
Weight Management
Semax
Cognitive
Sermorelin
Growth Hormone
Setmelanotide
Weight Management
SLU-PP-332
Metabolic
SM-130686
Growth Hormone
Snap-8
Cosmetic
SS-31 (Elamipretide)
Mitochondrial
Substance P Antagonists
Healing & Recovery
Survodutide
Weight Management
SYN-AKE
Cosmetic
Tabimorelin
Growth Hormone
TB-500
Healing & Recovery
Tesamorelin
Growth Hormone
Testagen
Hormone Support
Thymalin
Immune
Thymopentin (TP-5)
Immune
Thymopoietin
Immune
Thymosin Alpha-1
Immune
Thymosin Beta-4
Healing & Recovery
Thymulin (FTS)
Immune
Thymulin Analog (PAT)
Healing & Recovery
Tirzepatide
Weight Management
Tripeptide-29
Cosmetic
Triptorelin
Hormone Support
Ularitide
Healing & Recovery
Urocortin
Healing & Recovery
Ventfort
Anti-Aging
Vesilute
Hormone Support
Vilon
Immune
VIP (Vasoactive Intestinal Peptide)
Healing & Recovery
Xenin-25
Metabolic
Ziconotide (Prialt)
Healing & Recovery
Total Peptides: 137
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Condition Spotlight

Stroke Recovery
Rebuilding the Brain

Stroke is the leading cause of long-term disability worldwide, affecting over 15 million people annually. The window for recovery exists far longer than most realize - and peptide therapy offers evidence-based support for neuroregeneration when traditional options are limited.

Written by Michael Carroll — Owner, Director of Research · Reviewed by the Peptide Initiative Research Team · Editorial standards

The Challenge

Your Brain is Desperate
To Rebuild What Was Lost

Motor Deficits

Weakness, paralysis, or impaired movement on affected side

Cognitive Impairment

Memory loss, difficulty processing, reduced mental clarity

Balance & Coordination

Difficulty walking, ataxia, and spatial disorientation

Understanding Brain Injury

When Blood Supply is Cut Off, the Brain Starts Dying

During a stroke, blood flow to part of your brain stops. Within minutes, neurons in that area begin to die from oxygen and glucose deprivation - creating an expanding zone of damage. But here's what most people don't know: the brain's capacity to rewire and repair continues for years. Damaged neurons can't divide to replace dead ones, but healthy neurons can form new connections (neuroplasticity). New neurons can be born in certain brain regions. And the supporting cells around neurons - astrocytes, oligodendrocytes, and microglia - can either help or hinder this recovery depending on what signals they receive. The problem? Your brain needs help. It needs growth factors, anti-inflammatory signals, neuroprotection, and support for the metabolic and vascular systems that make recovery possible.

"The brain's plasticity doesn't stop after a stroke - it's just waiting for the right signals to activate."

This is where peptide therapy becomes powerful. Each peptide sends a different signal to your brain's repair machinery, helping it work harder and smarter to rebuild what the stroke damaged.

The Solutions

4 Peptides
4 Angles of Attack

1980s (European Research)

Cerebrolysin

The Neuroprotective Cocktail

A mixture of neuropeptides and amino acids derived from porcine brain, with one of the strongest evidence bases for stroke recovery.

Role

Brain stem cells and damaged neurons getting a nutrient IV infusion

1970s (Russian Research)

Semax

The Cognitive Amplifier

A synthetic heptapeptide analog of ACTH(4-10), extensively studied in Russia for cognitive and neurological enhancement.

Role

Turning up the volume on your brain's repair and recovery signals

1991

BPC-157

The Tissue Healer

A 15-amino acid peptide found naturally in stomach acid, with remarkable regenerative properties across multiple tissue types including neural tissue.

Role

Universal repair mechanism that helps rebuild damaged tissue

1981

Thymosin Beta-4

The Regenerative Conductor

A naturally occurring 43-amino acid peptide involved in cell migration, differentiation, and tissue repair throughout the body.

Role

Orchestra conductor coordinating multiple repair and regeneration programs simultaneously

The Strategy

How They Work Together
Together

PeptidePrimary RoleAnalogy
Cerebrolysin

The Neuroprotective Cocktail

Brain stem cells and damaged neurons getting a nutrient IV infusion

Semax

The Cognitive Amplifier

Turning up the volume on your brain's repair and recovery signals

BPC-157

The Tissue Healer

Universal repair mechanism that helps rebuild damaged tissue

Thymosin Beta-4

The Regenerative Conductor

Orchestra conductor coordinating multiple repair and regeneration programs simultaneously

4 Angles of Attack

Neuroprotection

Cerebrolysin and Semax protect surviving neurons from further damage and oxidative stress

Growth Signaling

Semax boosts BDNF while all peptides enhance neurotrophic factor pathways critical for recovery

Vascular Restoration

BPC-157 and Thymosin Beta-4 promote angiogenesis, restoring blood flow to recovering tissue

Neuroplastic Remodeling

Together they optimize conditions for surviving neurons to form new connections and bypass damage

Important Considerations

Reality Check
What to Keep in Mind

Recovery Varies Widely

Recovery depends on many factors: stroke size/location, time since stroke, age, overall health, rehabilitation intensity, and comorbidities. What works for others may differ for you.

Cerebrolysin Has Strongest Evidence

Cerebrolysin has Phase III clinical trial data in stroke recovery. Semax has strong Russian literature. BPC-157 and Thymosin Beta-4 have promising mechanisms but less human stroke-specific data.

Rehabilitation is Non-Negotiable

Peptides support recovery but cannot replace rehabilitation. The brain needs both the biochemical support AND the stimulus of practice and rehabilitation.

Stroke Prevention Matters

After one stroke, your risk of another is elevated. Address cardiovascular risk factors aggressively - blood pressure, cholesterol, atrial fibrillation, blood clotting.

This information is for educational purposes only and should not be considered medical advice. Always consult with a qualified healthcare provider before starting any new treatment.

Realistic Expectations

What to Expect: A Realistic Timeline

An honest breakdown based on research and clinical reports.

What's Happening Inside

Peptides are establishing neuroprotective effects, reducing inflammation, and beginning to activate repair signaling pathways. Early improvements are often subtle.

What You Might Notice

  • Possible slight improvements in alertness or mood
  • Reduced post-stroke fatigue in some cases
  • Better tolerance to rehabilitation therapy
  • Subtle improvements in cognitive clarity
  • Possibly improved appetite or sleep quality

Watch For

Don't expect major motor improvements yet. The foundation for recovery is being laid at the cellular level.

Realistic Expectations

This is the protection and signaling phase. You're not seeing dramatic changes, but critical processes are activating.

Administration Guide

Dosing Protocols & Timing

General guidelines based on research literature and clinical reports. Work with a healthcare provider experienced in peptide therapy to customize for your situation.

Important: These are general guidelines. Don't self-prescribe based on internet articles. Work with a qualified healthcare provider.

Cerebrolysin

5-30 mL daily (depending on concentration)

Common Protocols

  • Acute phase: 30 ml daily IV/IM for 10-20 days, as early as possible after stroke
  • Chronic phase: 10-20 ml daily for 10-30 days, repeated in cycles with 1-3 month intervals
  • Maintenance: Some protocols use 10 ml 1-3 times weekly for extended periods

Timing Considerations

  • Usually given as daily injections during treatment phases
  • Morning administration is standard
  • Often used in concentrated courses (10-20 consecutive days) rather than ongoing daily use
  • May be combined with other neuroprotective peptides

Cycling

Typically given as an intensive course (14-21 days of daily injections), then reassessment. Can be repeated every few months.

Typically administered intravenously or intramuscularly in clinical settings. International standards (particularly Eastern European protocols) well-established.

Beyond Peptides

Lifestyle Strategies for Living Well

Peptides work best as part of a comprehensive approach. Click each category to explore evidence-based strategies.

At a Glance

Quick Reference Card

Peptide Overview

PeptideWhat It DoesTypical DoseTiming
Cerebrolysin
The Neuroprotective Cocktail5-30 mL daily (depending on concentration)Usually given as daily injections during treatment phases
Semax
The Cognitive Amplifier250-500 mcg per dayMorning administration preferred - aligns with natural ACTH rhythm
BPC-157
The Tissue Healer250-500 mcg per doseCan be taken at any time, though morning dosing is often preferred
Thymosin Beta-4
The Regenerative Conductor2-5 mg per weekConsistency matters more than specific time of day

Early Wins to Watch

  • Improved alertness and mental clarity
  • Better response to rehabilitation exercises
  • Reduced fatigue and improved energy
  • Subtle improvements in coordination or movement

Support Stack

Omega-3 fish oilMagnesiumB vitaminsCoQ10Alpha-lipoic acidCurcuminNAC

Lifestyle Priorities

  • Intensive rehabilitation (PT/OT/SLP)
  • Consistent sleep and rest
  • Anti-inflammatory nutrition
  • Cardiovascular health management
  • Stress management and mood support

Stroke is genuinely life-altering. But the brain's plasticity is genuinely remarkable - people recover functional abilities years after stroke. These peptides represent a scientifically-grounded opportunity to support the brain's natural healing mechanisms. Combined with rehabilitation, they can make a real difference in your recovery trajectory.

Recovery is not linear. There will be plateaus and even setbacks. But with consistent rehabilitation, nutritional support, and peptide therapy, many people surprise themselves with what their brain can re-learn and recover.