Approved

Acetyl Hexapeptide-8: Uses, Evidence, and Safety Overview

Molecular formulaC35H62N14O11S
Molecular weight887 g/mol
Registered trials6
PubChem CID71587772
Drug classNon-Standardized Food Allergenic Extract [EPC]
Brand namesStretch Marks cream

Many people encounter acetyl hexapeptide-8 on a cosmetic label and wonder what it actually does to the skin. This peptide has a specific labeled cosmetic use, and it has also been studied in a small number of clinical trials for other applications.

Key takeaways

  • Acetyl hexapeptide-8 is labeled as an ingredient in a stretch marks cream, not a prescription drug.
  • Its labeled pharm class is listed as a non-standardized food allergenic extract.
  • Six clinical trials have been registered involving this compound.
  • Trials have explored its use for blepharospasm and for periorbital (under-eye) skin appearance.
  • No FDA boxed warning is associated with this product's label.

What Acetyl Hexapeptide-8 Is

Acetyl hexapeptide-8 is a synthetic peptide compound identified by PubChem CID 71587772. It is formulated into a topical cream product marketed as "Stretch Marks cream." The label does not describe a specific mechanism of action for how the peptide affects skin tissue.

What Acetyl Hexapeptide-8 Is Approved For

The labeled indication is for a stretch marks cream intended to help remove scars, support skin repair, and enhance skin elasticity. Directions call for application over the body, with particular focus on the abdomen, applied each morning and evening. No boxed warning appears on this product's label.

What the Evidence Shows

Six clinical trials have been registered that involve acetyl hexapeptide-8. One completed phase 1/phase 2 study examined the compound for blepharospasm, while a related phase 2 trial on the same condition was terminated. A separate completed trial evaluated an eye serum, without a specified phase, for improving the appearance of the periorbital area.

Reported Side Effects

No FAERS adverse event reports were available for this compound in the data reviewed.

FAQ

What is acetyl hexapeptide-8 used for?
Its FDA label lists it as an ingredient in a stretch marks cream intended to help remove scars, support skin repair, and enhance skin elasticity. It is applied topically over the body, with emphasis on the abdomen. This is a cosmetic labeled use rather than a prescription drug indication.
Has acetyl hexapeptide-8 been studied in clinical trials?
Yes, six clinical trials have been registered involving this compound. These include studies on blepharospasm, one of which was completed and one terminated, as well as a completed trial on an eye serum for periorbital skin appearance.
Does acetyl hexapeptide-8 carry a boxed warning?
No, the product label does not include a boxed warning. The listed pharm class for this ingredient is a non-standardized food allergenic extract.
Are there known side effects of acetyl hexapeptide-8?
No adverse event reports were available in the data reviewed for this compound. This does not necessarily mean no side effects exist, only that none were captured in the dataset used here.
What is the mechanism of action of acetyl hexapeptide-8?
The available label information does not describe a specific mechanism of action for this peptide. It is formulated as a topical ingredient in a stretch marks cream product.
This page is an editorial information resource. It does not sell, prescribe, or recommend any medication. Content is editorial information, not medical advice. Talk to your doctor before any treatment decision.

Sources: FDA label (DailyMed) ClinicalTrials.gov PubChem

Updated 2026-09-19