Skin ⏱ Half-life: Variable (topical) Experimental

SNAP-8

Acetyl Octapeptide-3 (SNAP-8)

Updated March 30, 2026

Evidence at a Glance

Regulatory statusExperimental
Topical cosmetic octapeptide (acetyl octapeptide-3); no drug approval; efficacy data mainly manufacturer-sponsored.
Human evidenceLimited
Animal evidenceNone

A topical cosmetic 'Botox-alike' octapeptide whose anti-wrinkle claims rest mainly on small manufacturer-sponsored studies rather than independent clinical trials.

What the research does not support

  • It is a cosmetic ingredient, not an approved drug, and is not a needle-free substitute for botulinum toxin.
  • Independent peer-reviewed efficacy data are scarce; headline wrinkle-reduction figures come from manufacturer studies.
  • Topically applied, its penetration to relevant muscle targets is limited and debated.
  • It does not paralyze muscle or produce Botox-equivalent results.
Half-Life
Variable (topical)
Purity
≥95% (cosmetic grade)
Mol. Weight
1,075.16 Da
Form
White powder; formulated in serums and creams

What is SNAP-8?

SNAP-8 (Acetyl Octapeptide-3) was developed by Lipotec as a more potent follow-up to Argireline. By using an 8-amino acid sequence rather than 6, it achieves greater SNARE complex inhibition and more effective wrinkle reduction. It is widely used in premium anti-aging skincare formulations.

Dosage Information (Research Use)

Topical: 3-10% concentration. Apply twice daily to expression line areas (forehead, crow’s feet, between brows). Cosmetic ingredient — not for injection.

Reconstitution & Handling

Water-soluble. Formulate at pH 5-7.

Half-Life & Pharmacokinetics

Variable (topical)

Reported Observations in Literature

Well tolerated topically. No significant adverse events in clinical testing. Rare skin sensitivity in susceptible individuals.

Key Research References

  • Lipotec S.A. “SNAP-8 Technical Dossier.” Barcelona, 2010

How SNAP-8 Works

SNAP-8 extends the mechanism of Argireline by including two additional amino acids, providing a more complete mimicry of the SNAP-25 N-terminal domain. This results in more efficient competition with native SNAP-25 for SNARE complex incorporation, producing a greater reduction in neurotransmitter release at the neuromuscular junction and more effective muscle relaxation.

Research Applications

🔬 Dynamic wrinkle reduction
🔬 Cosmetic anti-aging formulations
🔬 SNARE complex modulation

Research Findings

In vitro studies demonstrate SNAP-8 reduces catecholamine release by up to 64% at 50μM concentration, compared to 40% for Argireline at the same dose. Clinical studies show wrinkle depth reduction of up to 63% over 28 days at 3% concentration.

Dosage & Administration

Topical: 3-10% concentration. Apply twice daily to expression line areas (forehead, crow's feet, between brows). Cosmetic ingredient — not for injection.

Safety & Side Effects

Well tolerated topically. No significant adverse events in clinical testing. Rare skin sensitivity in susceptible individuals.

Important: All safety information is derived from published research, primarily animal studies. No controlled human clinical trial data exists unless explicitly noted. This compound is sold for research purposes only.

Quick Facts

Sequence Ac-Glu-Glu-Met-Gln-Arg-Arg-Ala-Asp-NH2
Molecular Weight 1,075.16 Da
Half-Life Variable (topical)
Purity ≥95% (cosmetic grade)
Form White powder; formulated in serums and creams
Storage Powder: -20°C. Formulated products: room temperature.

Key Research References

  • Lipotec S.A. "SNAP-8 Technical Dossier." Barcelona, 2010

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