Snap-8, also known by its INCI name Acetyl Octapeptide-3, is a synthetic peptide commonly used in cosmetic formulations. It is an elongation of the Argireline peptide (Acetyl Hexapeptide-3) and is designed to mimic a portion of SNAP-25, a protein involved in the regulation of neurotransmitter release at the neuromuscular junction. The primary cosmetic application of Snap-8 is to address the appearance of fine lines and wrinkles. It is typically found in topical creams, serums, and other anti-aging skincare products. Research into its efficacy is generally conducted by manufacturers or independent cosmetic science laboratories and published in industry journals or presented at dermatological conferences (e.g., as reviewed by ingredient suppliers).
Deep dive
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Known interactions
Category rule: peptide × hormone
Note
Injectable peptides plus hormones can have overlapping or compounding effects that aren't always well characterized.
Track bloodwork with a provider; don't assume combinations are neutral.
Frequently asked
Sources referenced
- Manufacturer technical data sheets and ingredient dossiers (e.g., Lipotec, a common supplier)
- PubChem (National Library of Medicine)
- Cosmetic Ingredient Review (CIR) Expert Panel reports (when available for related peptides)
- Dermatological and cosmetic science conference proceedings and industry reviews
DoseRoutine compiles summaries from publicly available scientific and regulatory references. Always verify important decisions with a licensed clinician.
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