Pentapeptide-18 (PENTA18)

Healing Cosmetic research

Reviewed by The Peptide Dispatch Editorial Team · Last reviewed July 6, 2026

TL;DR — Pentapeptide-18 at a Glance

Pentapeptide-18 (PENTA18) is a healing peptide, at the cosmetic research stage in the published literature. Synthetic peptide that mimics enkephalin to reduce muscle contractions and promote skin healing and anti-wrinkle effects.

Synthetic peptide that mimics enkephalin to reduce muscle contractions and promote skin healing and anti-wrinkle effects.

Key Data

Research StatusCosmetic research
Half-LifeUnknown
AdministrationTopical
Doses Reported in Published StudiesTopical formulations

Mechanism of Action

Enkephalin mimetic that reduces muscle tension and promotes skin repair through neuromodulation.

Reported Benefits

Frequently Asked Questions

What is Pentapeptide-18?

Synthetic peptide that mimics enkephalin to reduce muscle contractions and promote skin healing and anti-wrinkle effects.

How does Pentapeptide-18 work?

Enkephalin mimetic that reduces muscle tension and promotes skin repair through neuromodulation.

What is the research status of Pentapeptide-18?

Pentapeptide-18 is at the following stage in the published literature: Cosmetic research. All information is for research and educational purposes only.

What is the half-life of Pentapeptide-18?

Reported half-life: Unknown.

How is Pentapeptide-18 administered in research?

Reported administration route in the literature: Topical. This is not a recommendation for human use.

Educational content, not medical advice. Effects described are drawn from cited research in study subjects.

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