CosmeticModerate Evidence

Argireline

Also known as: Acetyl hexapeptide-8, Acetyl hexapeptide-3

Neurotransmitter-inhibiting peptide that reduces expression wrinkles by relaxing facial muscles.

Benefits

5

Conditions

5

Evidence

Clinical cosmetic trials+ studies

Source

Synthetic hexapeptide

Overview

Neurotransmitter-inhibiting peptide that reduces expression wrinkles by relaxing facial muscles.

Mechanism of Action

Mimics SNAP-25 protein, competes for SNARE complex binding, inhibits acetylcholine release at neuromuscular junctions, reduces muscle contractions causing dynamic wrinkles, non-paralytic (unlike Botox).

Key Benefits

  • Reduces dynamic wrinkles (forehead, crow's feet)
  • Relaxes facial muscles
  • Non-invasive Botox alternative
  • Prevents wrinkle deepening
  • Supports collagen preservation

Clinical Applications

Expression lines and wrinklesForehead wrinklesCrow's feetFrown linesDynamic facial wrinkles

Dosing Guidelines

Topical serum/cream

Typical Dose5-10% concentration
FrequencyTwice daily
DurationResults visible in 2-4 weeks, ongoing use

* Dosing should be individualized. Always consult with a qualified healthcare practitioner.

Research & Evidence

Evidence Level
Moderate
Studies

Clinical cosmetic trials

Summary

Clinical trials show 21% wrinkle reduction in 7 days, up to 30% in 30 days. Well-tolerated topical alternative to Botox. Evidence supports efficacy for expression lines.

Safety Information

Potential Side Effects

  • Minimal
  • Rare skin sensitivity

Contraindications

  • Allergy to ingredients

Interactions

  • Can be combined with Matrixyl

Quick Facts

CategoryCosmetic
SourceSynthetic hexapeptide
Legal StatusApproved cosmetic ingredient
Gabriel Brain Score
73/ 100

Source Your Protocol

Our preferred peptide partner offers lab-tested, COA-verified peptides with optional physician oversight. Sourced from US-regulated facilities.