Snap-8
Also known as: Acetyl Octapeptide-3, SNAP-8
An octapeptide extension of Argireline (Acetyl Octapeptide-3) that provides enhanced anti-wrinkle effects by inhibiting SNARE complex formation. More potent than Argireline for reducing expression lines.
Research Status
Moderate Clinical Data
For research purposes only. Not approved for human use. Not medical advice.
Research Areas
Side Effects
May occur in individuals with sensitive skin or during initial use. Typically resolves within 1-2 weeks as skin acclimates. Reduce application frequency if irritation persists.
Some users report mild dryness, particularly if applied to already dry skin. Ensure adequate moisturization following application. Use a hydrating serum or moisturizer.
Rare but possible in individuals with peptide sensitivity or allergy to formulation ingredients. Perform patch test before full application. Discontinue immediately if rash, itching, or swelling occurs.
Some peptide formulations may increase sun sensitivity. Always use SPF 30+ sunscreen during daytime use, especially when applying Snap-8.
May occur immediately after application, particularly on sensitive or compromised skin. Usually subsides within minutes. Avoid application to broken or irritated skin.
Dosing Reference
| Parameter | Value |
|---|---|
| Dose range | 3-10 % |
| Frequency | 1-2x daily |
| Timing | Morning and evening skincare routine |
| Route | Topical |
Topical application only. Snap-8 is typically formulated in serums or creams at 3-10% concentration. Start with lower concentrations (3-5%) and increase if well-tolerated. For research and cosmetic use only.
Research disclaimer
Figures drawn from published research literature and community logs. Not clinical recommendations. Consult a qualified professional. Research use only.
Reconstitution Guide
Do not use saline or bacteriostatic saline — use only bacteriostatic water for reconstitution
Do not shake the vial vigorously; gentle swirling prevents peptide degradation
Discard immediately if the solution appears cloudy, discolored, or contains visible particles
Use within 30 days of reconstitution when stored at 2–8°C
Do not freeze the reconstituted solution; freezing may denature the peptide
Use the PeptideVolt reconstitution calculator for your exact concentration
Molecular and Pharmacological Data
| Molecular weight | 1075.1 Da |
| Sequence | Ac-EIPDDDWK-NH2 (Acetyl-Glu-Ile-Pro-Asp-Asp-Asp-Trp-Lys-amide) |
Snap-8 is an octapeptide that mimics the N-terminal region of SNARE proteins, which are responsible for acetylcholine release at the neuromuscular junction. By competitively inhibiting SNARE complex formation, Snap-8 reduces acetylcholine-mediated muscle contractions in facial muscles, thereby decreasing the formation and depth of expression lines. This mechanism is similar to botulinum toxin but operates through a different biochemical pathway and is non-toxic.
SNARE Complex Inhibition
Snap-8 blocks the assembly of SNARE (Soluble N-ethylmaleimide-sensitive factor Attachment Protein Receptor) complexes, which are essential for synaptic vesicle fusion and neurotransmitter release. By preventing SNARE complex formation, the peptide reduces acetylcholine release at the neuromuscular junction.
Acetylcholine Reduction
Decreased acetylcholine availability leads to reduced muscle contraction intensity in facial muscles responsible for expression lines, particularly in the forehead, between the brows, and around the eyes.
Collagen and Elastin Support
By reducing repetitive muscle contractions, Snap-8 may indirectly support collagen and elastin preservation, as chronic muscle tension contributes to collagen breakdown and skin aging.
- Snap-8 is an 8-amino acid synthetic peptide derived from the N-terminal region of SNARE proteins
- It functions as a competitive inhibitor of SNARE complex assembly, reducing neurotransmitter release without systemic toxicity
- Snap-8 is more potent than its predecessor Argireline (Acetyl Octapeptide-3) due to its extended structure
- The peptide works topically and does not require systemic absorption for efficacy
- Clinical studies demonstrate visible reduction in expression lines within 4-8 weeks of consistent use
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View all peptidesResearch Use Only. All content on this page is provided for informational and educational purposes related to scientific research. Snap-8 is not approved for human use by the FDA or any equivalent regulatory body. This is not medical advice. Do not use any substance discussed here for therapeutic, diagnostic, or preventative purposes. Consult a qualified healthcare professional before making any health-related decisions. The Peptide Volt does not endorse the use of any research chemicals. 18+ only.