SNAP-8 — Peptide Protocol Wiki reference
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SNAP-8: Anti-Wrinkle Cosmeceutical Peptide Guide | Peptide Protocol Wiki Skip to main content 🧬 Peptide Protocol Wiki Peptides Side Effects New Learn Directory Tools Blog News About ⌘K ⌘K 🌱 New to Peptides? Start the 7-step beginner guide Peptides Side Effects New Directory Learn Tools Blog News About SNAP-8 📋 Overview 🧬 Molecule 🔄 Similar ⚠️ Side Effects 💉 Dosing 🔬 Research 🚨 Risks 👥 Community 📊 Community Data Home Peptides SNAP-8 Skin & Hair Anti-Aging & Longevity preclinical SNAP-8 Also known as: Acetyl Octapeptide-3, Acetyl Glutamyl Heptapeptide-1, SNAP8 Compare with 1 peptide Research compiled by Peptide Protocol Wiki 📅 Updated February 8, 2026 Citations Verified TL;DR SNAP-8 (Acetyl Octapeptide-3) is a synthetic octapeptide that acts as a competitive antagonist of the SNARE complex, mimicking the N-terminal end of SNAP-25. By inhibiting neurotransmitter release at the neuromuscular junction, it reduces muscle contraction and is used in topical cosmeceutical formulations to diminish expression wrinkles.
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Linked assets (13) · phenotypes (0)
evidence_reference, safety_reference, dosing_reference, mechanism, contraindication_reference
Findings (54) · awaiting review (23)
safety · pending
SNAP-8: Anti-Wrinkle Cosmeceutical Peptide Guide | Peptide Protocol Wiki Skip to main content 🧬 Peptide Protocol Wiki Peptides Side Effects New Learn Directory Tools Blog News About ⌘K ⌘K 🌱 New to Peptides?
dosing · pending
Start the 7-step beginner guide Peptides Side Effects New Directory Learn Tools Blog News About SNAP-8 📋 Overview 🧬 Molecule 🔄 Similar ⚠️ Side Effects 💉 Dosing 🔬 Research 🚨 Risks 👥 Community 📊 Community Data Home Peptides SNAP-8 Skin & Hair Anti-Aging & Longevity preclinical SNAP-8 Also known as: Acetyl Octapeptide-3, Acetyl Glutamyl Heptapeptide-1, SNAP8 Compare with 1 peptide Research compiled by Peptide Protocol Wiki 📅 Updated February 8, 2026 Citations Verified TL;DR SNAP-8 (Acetyl Octapeptide-3) is a synthetic octapeptide that acts as a competitive antagonist of the SNARE complex, mimicking the N-terminal end of SNAP-25.
outcome · pending
By inhibiting neurotransmitter release at the neuromuscular junction, it reduces muscle contraction and is used in topical cosmeceutical formulations to diminish expression wrinkles.
safety · pending
Browse all skin peptides → Table of Contents 📌 TL;DR • Inhibits SNARE complex formation to reduce facial muscle contraction • Non-invasive topical alternative to botulinum toxin for expression lines • Demonstrated wrinkle depth reduction in clinical cosmetic studies • Good stability and compatibility in cosmetic formulations Community-Reported Side Effects Anecdotal ?
dosing · pending
📋 Protocol Quick-Reference Topical anti-wrinkle cosmeceutical targeting expression lines 💉 Dosing Amount 3-10% concentration in formulation (solution, not pure peptide) Frequency Twice daily (morning and evening) Duration Continuous use; minimum 28 days for measurable results 💊 Administration Route Topical Schedule Twice daily (morning and evening) Timing Morning and evening as part of skincare routine, applied after cleansing and before moisturizer 📅 Cycle Duration Continuous use; minimum 28 days for measurable results Repeatable Yes Preparation & Storage Storage: Store SNAP-8 solution refrigerated at 2-8C for maximum stability.
contraindication · pending
💡 Key Considerations → Topical cosmeceutical peptide (acetyl octapeptide-3), not injectable → Can be combined with other peptides (Leuphasyl, Matrixyl, GHK-Cu) and hyaluronic acid → Apply with gentle patting motions; avoid pulling skin → Contraindication: Avoid if allergic to any component; discontinue if skin irritation develops; for external use only Subscribe to unlock this content Get weekly peptide research summaries, new study alerts, and protocol updates — free.
outcome · pending
ding Peptide GHK-Cu copper peptide for tissue repair Peptide Botulinum toxin neuromuscular SNARE complex inhibitor Comparison Argireline vs SNAP-8 comparison How SNAP-8 works at the cellular level Overview of SNAP-8 benefits and applications Scientific Details Molecular Formula C41H70N16O16S Molecular Weight 1075.16 Da CAS Number 868844-74-0 Sequence Ac-Glu-Glu-Met-Gln-Arg-Arg-Ala-Asp-NH2 What is SNAP-8?
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# SNAP-8, known chemically as Acetyl Octapeptide-3, is a synthetic peptide developed by the Spanish biotechnology company Lipotec (now part of Lubrizol Life Science) as a topical cosmeceutical ingredient for reducing expression wrinkles.
mechanism · pending
SNAP-8 belongs to the class of neurotransmitter inhibitor peptides -- synthetic sequences designed to mimic portions of proteins involved in neuromuscular junction signaling.
mechanism · pending
Mechanism of Action # SNAP-8 acts as a competitive antagonist of the SNARE complex, the molecular machinery that mediates synaptic vesicle fusion and neurotransmitter release at the neuromuscular junction.
mechanism · pending
sm involves several key steps: The SNARE Complex # Normal neuromuscular signaling requires the assembly of the SNARE (Soluble N-ethylmaleimide-sensitive factor Attachment protein REceptor) complex, consisting of three proteins: SNAP-25 (Synaptosomal-Associated Protein, 25 kDa): Located on the presynaptic membrane Syntaxin-1 : Also on the presynaptic membrane VAMP/Synaptobrevin : Located on the synaptic vesicle membrane When these three proteins assemble into the ternary SNARE complex, they generate the mechanical force needed to fuse acetylcholine-containing vesicles with the presynaptic membrane, releasing the neurotransmitter into the synaptic cleft.
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When SNAP-8 occupies the SNAP-25 binding site, it destabilizes the ternary complex, preventing efficient vesicle fusion and reducing acetylcholine release.
mechanism · pending
This results in attenuated muscle contraction at the neuromuscular junction, softening the dynamic facial movements that create expression lines.
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This mechanism is analogous to that of botulinum toxin (Botox), which cleaves SNARE proteins to prevent vesicle fusion.
mechanism · pending
The key differences are: Property Argireline (AH-3) SNAP-8 (AO-3) Length 6 amino acids 8 amino acids Sequence Ac-EEMQRR-NH2 Ac-EEMQRRAD-NH2 SNARE inhibition Moderate Enhanced (~30% more active) Clinical data More extensive Growing evidence base Market availability Widely available Available but less common Both peptides target the same molecular mechanism, but in vitro and in vivo testing suggests that SNAP-8 is approximately 30% more active than Argireline at equivalent concentrations.
safety · pending
Clinical Evidence # Wrinkle Reduction Studies # Clinical evaluations of SNAP-8 have demonstrated measurable anti-wrinkle effects when applied topically: In vitro studies showed that SNAP-8 can decrease neurotransmitter-mediated vesicle exocytosis by up to 63%, as measured by catecholamine release assays Clinical studies on human volunteers reported up to 63% reduction in wrinkle severity around the periorbital region after 28 days of twice-daily application Comparative studies suggest SNAP-8 achieves approximately 30% greater wrinkle reduction than Argireline at equivalent concentrations These results, while promising, should be interpreted with caution.
outcome · pending
Most clinical efficacy data comes from manufacturer-sponsored studies, and the magnitude of wrinkle reduction, while statistically significant, is
mechanism · pending
SNAP-8 is primarily studied for: Anti-wrinkle and anti-aging cosmeceutical research, Topical neuromuscular junction modulation studies, SNARE complex inhibition research, Cosmetic peptide formulation development.
outcome · pending
Research has focused on enhancing delivery through: Optimized cosmetic formulations with penetration enhancers Biodegradable microneedle patch delivery systems Liposomal encapsulation Chemical modification to increase lipophilicity Formulation and Use # SNAP-8 is typically supplied as a solution (SNAP-8 Peptide Solution C by Lipotec) containing the peptide in an aqueous base.
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Recommended concentrations in cosmetic formulations range from 3-10%, with higher concentrations showing greater efficacy in clinical testing.
safety · pending
t 3-6 months; requires medical administration; carries risk of muscular paresis SNAP-8 : Applied topically; competitively inhibits SNARE complex assembly; reversible; requires regular application; non-toxic; available over-the-counter SNAP-8 is best understood as a cosmetic maintenance ingredient rather than a medical treatment, offering modest but measurable wrinkle reduction suitable for daily skincare routines.
outcome · pending
Evidence Gaps and Limitations # Most efficacy data comes from manufacturer-sponsored studies with limited independent replication The degree to which topically applied SNAP-8 reaches the neuromuscular junction in sufficient concentrations remains debated Long-term effects of chronic SNARE complex modulation through topical application are unknown Head-to-head comparisons with other anti-wrinkle peptides in standardized trials are lacking No published studies address potential systemic effects from chronic topical use Key Research Findings # A synthetic hexapeptide (Argireline) with antiwrinkle activity , published in International Journal of Cosmetic Science (Blanes-Mira C et al., 2002; PMID: 18498523): 10% formulation reduced wrinkle depth up to 30% after 30 days The study demonstrated foundational study on Argireline demonstrating SNARE complex inhibition and wrinkle reduction in human volunteers with of 10% formulation.
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The anti-wrinkle efficacy of argireline in Chinese subjects: a randomized placebo-controlled study , published in Journa
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l of Cosmetic and Laser Therapy (Wang Y et al., 2013; PMID: 23417317): The study showed total anti wrinkle efficacy of 48.9% in the argireline group The study demonstrated randomized placebo controlled study of Argireline demonstrating significant anti wrinkle efficacy with of 48.9% total efficacy.
dosing · pending
Related Reading # SNAP-8 research studies and evidence SNAP-8 dosing protocols SNAP-8 side effects profile Argireline research guide Botulinum Toxin research guide Stay current on SNAP-8 research We summarize new studies, safety updates, and dosing insights — delivered biweekly.
outcome · pending
By inhibiting neurotransmitter release at the neuromuscular junction, it reduces muscle contraction and is used in topical cosmeceutical formulations to diminish expression wrinkles.
outcome · pending
Research suggests the following potential benefits of SNAP-8: Inhibits SNARE complex formation to reduce facial muscle contraction.
mechanism · pending
Non-invasive topical alternative to botulinum toxin for expression lines.
outcome · pending
emonstrated wrinkle depth reduction in clinical cosmetic studies.
safety · pending
What are the side effects of SNAP-8?
safety · pending
Reported side effects of SNAP-8 include mild skin irritation, contact sensitization, dryness.
safety · pending
Most reported side effects are mild and transient.
safety · pending
Comprehensive human safety data may be limited.
safety · pending
Consult the detailed side effects profile for full information.
regulatory · pending
Is SNAP-8 FDA approved?
regulatory · pending
In the United States, it is classified as Cosmetic ingredient; not FDA-regulated as a drug.
mechanism · pending
Regulated as a cosmetic ingredient under the Federal Food Drug and Cosmetic Act.
mechanism · pending
Regulations vary by country and may change.
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Peptide Sciences 7 /10 US Domestic Protide Health 6.8 /10 US Domestic From $ 45.00 Peptide Shop Canada 5.9 /10 International Explore Further Calculate your dose Reconstitution volumes, injection doses, and supply planning New to peptides?
outcome · pending
Learn the basics of peptide science and research Related Peptides View all peptides → Cosmetic & Anti-Wrinkle Skin & Hair Argireline Argireline (acetyl hexapeptide-8): topical SNARE complex inhibitor for dynamic wrinkle reduction.
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