CosmeticModerate Evidence

Argireline

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

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

Benefits

Conditions

Evidence

Clinical cosmetic trials+ studies

Source

Synthetic hexapeptide

Gabriel Brain Score

Moderate

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.

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Snap-8

Extended version of Argireline with enhanced potency (~30% more effective) for wrinkle reduction.

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