Acetyl tetrapeptide-5
Cosmetic ingredient (eyeseryl-type peptide) — not an FDA-approved drug.
What it's for
Cosmetic ingredient (eyeseryl-type peptide) — not an FDA-approved drug.
What it's for
Acetyl 4–amino-acid peptide-5 is a lab-made peptide ingredient used in topical cosmetic formulations (eyeseryl-type peptide).
What it does for the body
In cosmetics it is used for appearance-oriented skin goals such as under-eye puffiness appearance. It is not FDA-approved to diagnose, treat, cure, or prevent disease. People often hear about it through clinics, forums, or news — this guide sticks to what published research and regulators actually support.
What it targets
A 4–amino-acid peptide used in eye-area cosmetics; proposed to affect vascular permeability and sugar sticking to proteins (which can make skin look dull or aged)-related puffiness appearance in lab dishes/in tissue samples outside the body models. Think skincare, not a prescription disease drug: the goal is how skin looks, more like softening a crease in fabric than curing an illness.
Research context
Bottom line for readers: Acetyl tetrapeptide-5 belongs in the cosmetic/topical conversation. That can still be interesting — it is just a different evidence lane than prescription drugs.
Studied for (literature interest)
- Skin research interest (educational tag)
Cautions (educational)
- Educational only — not medical advice.
- DrPep does not offer medical consultations, dosing guidance, suppliers, or peptide sales.
Citations / starters
- FDA search: Acetyl tetrapeptide-5 — FDA.gov search
- ClinicalTrials.gov search: Acetyl tetrapeptide-5 — U.S. clinical trials registry
- Drugs@FDA search: Acetyl tetrapeptide-5 — FDA drug database (if approved)
- PubMed search: Acetyl tetrapeptide-5 — NCBI PubMed
- PubMed Central search: Acetyl tetrapeptide-5 — NCBI PMC