What is the difference between Cerebrolysin and Cortexin?

Cerebrolysin: Standardized mixture of neuropeptides derived from porcine brain proteins; mimics endogenous neurotrophic factors (BDNF, NGF, CNTF); promotes neurogenesis and synaptic plasticity Cortexin: Polypeptide bioregulator from bovine cortex; modulates neurotransmitter activity; activates GABA and dopamine systems; reduces excitotoxicity; stimulates neuronal repair

Is Cerebrolysin FDA approved?

Cerebrolysin is investigational and not FDA approved. It is discussed for research and educational purposes only, not as medical guidance.

Is Cortexin FDA approved?

Cortexin is not evaluated or approved by the FDA. It is discussed for research and educational purposes only, not as medical guidance.

How is Cerebrolysin administered in research settings?

In research settings, Cerebrolysin is typically administered via the intravenous or intramuscular routes. PeptideBase does not provide dosing or administration instructions.

How is Cortexin administered in research settings?

In research settings, Cortexin is typically administered via the intramuscular route. PeptideBase does not provide dosing or administration instructions.

Home›Research›Compare›Cerebrolysin vs Cortexin

Peptide Comparison

Cerebrolysin vs Cortexin

Both are Neuro & Cognitive peptides.

Cerebrolysin

FPF 1070

CognitiveInvestigationalResearch Only

Half-life: Varies by component

32 providers listed

Full Cerebrolysin profile →

Cortexin

Cortexin-10

CognitiveNot EvaluatedResearch Only

Half-life: Unknown

4 providers listed

Full Cortexin profile →

Bottom line

Cerebrolysin carries stronger published evidence (Meta-analysis, 5 key studies) than Cortexin (RCT, 2); both are research compounds.

Quick Verdict

Cerebrolysin

Evidence

Established Clinical

Cortexin

Evidence

Emerging Clinical

Which One Should You Choose?

Your goal	Better option
Stronger clinical evidence	Cerebrolysin
Further along in FDA review	Cerebrolysin
More provider options (32 vs 4)	Cerebrolysin

Research summary only — not medical advice. Consult a qualified provider before making any decisions.

Side-by-Side Comparison

Cerebrolysin

Cortexin

Mechanism Family

Neuro & Cognitive

Half-life

Varies by component

Unknown

FDA Status

investigational

not evaluated

Admin Routes

intravenous, intramuscular

intramuscular

Availability

Research Only

Providers

32 listed

4 listed

Avail. Notes

Neuropeptide mixture approved in EU/Asia but NOT FDA-approved. Phase 2/3 US trials for Alzheimer's disease and stroke with active IND. No NDA filed. Research use in US.

Russian polypeptide preparation from cattle cerebral cortex. Registered in Russia for neurological conditions. No FDA approval, no NDA or IND, not on any FDA list. Research chemical in US.

Research Evidence

Cerebrolysin

Established ClinicalMeta-analysis · 5 key studies · most recent 2026

Cortexin

Emerging ClinicalRCT · 2 key studies · most recent 2019

Research Citations

Cerebrolysin

Cohort2026 · Cells

Exosomes Released by Cerebrolysin-Treated Cerebral Endothelial Cells Reverse Fibrin- or tPA-Impaired Endothel…

Cohort2026 · Biomolecules

Biochemical and Pharmacological Studies on Kynurenic Acid Metabolism in the Helix pomatia-Snail Model of Lear…

Cohort2026 · Asian J Neurosurg

Neuroprotective Effects of Cerebrolysin in Moderate Traumatic Brain Injury with Nonoperative Lesions: A 6-Mon…

RCT2024 · Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova

Cerebrolysin in the preventive therapy of dementia in elderly patients with mild cognitive impairment: a thre…

+1 more

Cortexin

RCT2019 · Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova

Evaluation of the efficacy and safety of cortexin in the complex rehabilitation of verticalization in patient…

Review2013 · Advances in gerontology

Neuroprotective effects of peptides bioregulators in people of various age

About Cerebrolysin

Standardized mixture of neuropeptides derived from porcine brain proteins; mimics endogenous neurotrophic factors (BDNF, NGF, CNTF); promotes neurogenesis and synaptic plasticity

Research Areas

neuroprotectionneuroplasticitymemory improvementcognitive recovery

About Cortexin

Polypeptide bioregulator from bovine cortex; modulates neurotransmitter activity; activates GABA and dopamine systems; reduces excitotoxicity; stimulates neuronal repair

Research Areas

neuroprotection and neuronal survival supportcognitive function improvement — documented in Russian clinical settingsantioxidant activity in CNS tissueEEG normalization and neurotrophic factor expression

Safety Profile

Information below reflects published research data only — not medical advice. Consult a qualified provider before use.

Cerebrolysin

Reported (Unverified — Pending Clinical Review)

epilepsyrenal failureporcine protein allergy

No established clinical contraindications

Cortexin

Reported (Unverified — Pending Clinical Review)

bovine protein allergy

No established clinical contraindications

Find Providers

Where to source these peptides

Providers offering

Cerebrolysin

32 listed

Browse directory →

Providers offering

Cortexin

4 listed

Browse directory →

PeptideBase lists providers for educational research purposes only. Always consult a qualified healthcare professional before obtaining or using any peptide.

More Neuro & Cognitive Comparisons

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Educational research tools — not medical advice.