SNAP-8 Research Guide: Acetyl Octapeptide-3 Topical Peptide
SNAP-8 is an eight-amino-acid SNAP-25 mimetic developed as a topical peptide for research on neurotransmitter-release inhibition at the neuromuscular junction.
What is SNAP-8?
SNAP-8 is an eight-amino-acid extension of the SNAP-25 mimetic peptide family developed for topical cosmetic and dermatologic research applications.
Mechanism of action
The peptide inserts into the SNARE complex in place of native SNAP-25, destabilizing the trans-SNARE assembly required for synaptic vesicle fusion at the neuromuscular junction. Reduced acetylcholine release results in reduced muscle contraction — the mechanistic basis for expression-line studies.
Sourcing & purity
Research-grade material should be ≥99% pure by HPLC with peptide content confirmed via mass spectrometry. Redline Bio material ships with batch documentation; independent third-party COAs are published on the lab reports page as testing returns.
Compliance reminder
Sold and distributed for laboratory research use only. Not approved by the FDA for human consumption, diagnosis, treatment, or cure of any disease. Researchers are responsible for compliance with all applicable institutional, state, and federal regulations.
Frequently asked questions
What is SNAP-8?
SNAP-8 (Acetyl Octapeptide-3) is an eight-residue synthetic peptide extension of the earlier SNAP-25 mimetic Argireline (SNAP-6). Both mimic the N-terminal sequence of the SNAP-25 protein.
Mechanism?
SNAP-25 is a core component of the SNARE complex responsible for synaptic vesicle fusion at the neuromuscular junction. SNAP-8 competes with native SNAP-25 for incorporation into the SNARE complex, reducing acetylcholine release and thereby muscle contraction — the topical basis for expression-line research.
Route?
Almost exclusively studied topically — the peptide's charge profile limits systemic absorption. Injectable research use is uncommon.