Snap-8 Structure and Neuromodulatory Design
Snap-8’s 8-residue linear peptide sequence is engineered as a competitive SNAP-25 binding antagonist, blocking SNARE complex assembly required for neurotransmitter vesicle release in dermal peripheral nerve terminals:
- Short linear octapeptide backbone with high aqueous solubility in acidic and neutral cosmetic cream, serum and lotion formulation buffers.
- Competitive binding to the SNAP-25 presynaptic protein domain prevents full SNARE complex formation, reversibly inhibiting acetylcholine neurotransmitter secretion without permanent neurotoxicity, a critical differentiator for topical cosmetic safety research.
- Low molecular weight enables transdermal delivery research in Franz diffusion cell ex-vivo human skin models, the standard experimental platform for topical cosmetic peptide penetration testing.
- C-terminal amidation improves thermal stability during cosmetic emulsion high-temperature homogenization formulation processing, supporting industrial cosmetic manufacturing simulation lab research.
| Property | Value |
|---|---|
| Full Name | Snap-8 Octapeptide, Acetyl-Glu-Glu-Met-Gln-Arg-Arg-Leu-Gly-NH2 |
| CAS Registry Number | 868844-73-0 |
| Molecular formula | C44H83N17O14S |
| Molecular weight | 1083.3 g/mol |
| Peptide length | 8 amino acid octapeptide |
| Compound class | Synthetic SNAP-25 antagonist cosmetic anti-wrinkle neuromodulatory peptide raw material |
| Primary molecular target | SNARE complex assembly, SNAP-25 presynaptic vesicle exocytosis inhibition |
| Physical form | White fine lyophilised powder |
| Solubility | Fully water-soluble in pH 5.0–7.2 cosmetic formulation buffers |
| Thermal stability | Stable under cosmetic homogenization heating up to 70℃ |
| Purity standard | ≥99% HPLC peptide content per batch COA |
| Standard NP-series vial stock size | NP810 (10mg) |
Cosmetic neuromodulatory peptide research background & published literature
Snap-8’s anti-wrinkle neuromodulatory activity is validated across hundreds of peer-reviewed cosmetic science, ex-vivo skin explant and Franz cell transdermal delivery publications, covering topical anti-aging formulation screening, dynamic facial line reduction and cosmetic peptide safety toxicology laboratory research.
Landmark SNAP-25 antagonist cosmetic peptide research (Blanes-Mira et al., 2002–2024)
Original Snap-8 discovery research identified the octapeptide’s competitive inhibitory action on presynaptic neurotransmitter release, establishing its role as a non-paralytic topical anti-wrinkle peptide alternative to injectable neuromodulatory compounds. Follow-up human ex-vivo skin explant and clinical cosmetic formulation trials documented dose-dependent reduction in cutaneous acetylcholine secretion and diminished simulated repetitive contraction wrinkle formation, forming standardized reference data for modern anti-wrinkle cosmetic peptide labs.
Multi-peptide anti-aging blend formulation research
Snap-8 is routinely co-formulated with GHK-CU copper peptide and Epithalon for combined neuromodulatory, matrix remodeling and senescence-suppression cosmetic anti-aging laboratory research. Zypep Peptides supplies standalone NP810 Snap-8 vials as well as pre-mixed multi-target anti-aging compound blends for cosmetic R&D formulation convenience.
Bulk cosmetic raw peptide wholesale supply
Zypep Peptides manufactures factory-direct bulk Snap-8 lyophilized powder for cosmetic formulation laboratories, dermatology research CROs and global cosmetic raw material distributors. Submit formulation raw material volume inquiries via the website online chat dialog to access bulk pricing tiers, full batch test COA and worldwide shipping quotations. All NP-series products labeled FOR LABORATORY COSMETIC FORMULATION RESEARCH ONLY, not for human injectable therapeutic administration.






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