Is Acetyl hexapeptide-8 legal in the US?
No prescription; it is a cosmetic ingredient.
BSome human evidenceCosmetic ingredientas of 2026-10-26
Acetyl hexapeptide-8 (Argireline) is a cosmetic ingredient, and the FDA does not approve cosmetic ingredients before sale; products containing it are regulated as cosmetics so long as they claim only to improve appearance. It is not an approved drug for any use. 34
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Citations
- Am J Clin Dermatol 2013: Argireline mechanism via SNAP-25 (DOI) doi.org
- PMC 2025 review: cosmetic peptides and the efficacy debate pmc.ncbi.nlm.nih.gov
- FDA: how cosmetics are regulated but not approved fda.gov
- FDA: is it a cosmetic, a drug, or both? fda.gov
- Cosmetic Ingredient Review: acetyl hexapeptide-8 safety review (technical report) cir-safety.org
- DailyMed: botulinum toxin label, SNAP-25 cleavage mechanism dailymed.nlm.nih.gov
- Wang 2013, Am J Clin Dermatol: randomized placebo-controlled trial of Argireline in Chinese subjects pubmed.ncbi.nlm.nih.gov
- GMS Interdiscip Plast Reconstr Surg 2023: Argireline in a hyaluronic acid serum, Visia analysis pubmed.ncbi.nlm.nih.gov
- Scientific Reports 2018: skin permeation of modified anti-wrinkle peptides pubmed.ncbi.nlm.nih.gov
- Kraeling 2015, Cutan Ocul Toxicol: in vitro skin penetration of acetyl hexapeptide-8 pubmed.ncbi.nlm.nih.gov
- Int J Toxicol 2025: CIR safety assessment of acetyl hexapeptide-8 amide pubmed.ncbi.nlm.nih.gov
- Blanes-Mira 2002, Int J Cosmet Sci: a synthetic hexapeptide with antiwrinkle activity pubmed.ncbi.nlm.nih.gov
- Chem Biodivers 2021: Argireline detection and oxidation in cosmetics pubmed.ncbi.nlm.nih.gov
- Clin Ter 2020: acetyl hexapeptide-8 for scar and wrinkle camouflage, 26-patient series pubmed.ncbi.nlm.nih.gov
- Microbiol Spectr 2022: pentapeptide-4 (Matrixyl) conjugates pubmed.ncbi.nlm.nih.gov
- Robinson 2005, Int J Cosmet Sci: palmitoyl pentapeptide in photoaged skin pubmed.ncbi.nlm.nih.gov
- Eur J Pharm Sci 2015: delivery of acetyl hexapeptide-8 from different emulsions pubmed.ncbi.nlm.nih.gov
Reference information only, not medical advice. Drawn from the Acetyl hexapeptide-8 article, fact-checked against the cited sources. No dosing anywhere on this site.