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SNAP-8

Acetyl Octapeptide-3

Topical / cosmetic

What it is

A topical cosmetic peptide used in anti-ageing skincare, related in concept to Argireline.

What the evidence shows

Marketed as a topical “expression-line” peptide with modest supporting data; effects are cosmetic.

Safety & reported risks

Topical cosmetic use is generally low-risk aside from possible irritation.

Status in Australia

Used in cosmetic products, which are regulated as cosmetics in Australia.

How it’s lawfully accessed

Lawfully sold within cosmetic products under cosmetic regulation.

Related peptides

ArgirelineAcetyl Hexapeptide-8Topical / cosmeticMatrixylPalmitoyl Pentapeptide-4Topical / cosmeticGHK-CuCopper tripeptide-1Topical / cosmetic

Sources & further reading

This entry is general information about SNAP-8, not a recommendation to use it. We don’t provide dosing, protocols or sourcing. Speak to a registered practitioner.

Written by The Peptides.au editorial team
Editorial review Checked against current TGA, ARTG and AHPRA public guidance
Last updated 1 June 2026

This is general education, not medical advice. Peptides.au does not sell, supply, recommend or promote any product or clinic. Always speak with a registered Australian health practitioner before making any health decision.