Peptide Graded

Acetyl tetrapeptide-5

Is Acetyl tetrapeptide-5 legal in the US?

No prescription; it is a cosmetic ingredient.

DNo meaningful dataCosmetic ingredientas of 2026-10-26

Acetyl tetrapeptide-5 (Eyeseryl) is a cosmetic ingredient. The FDA does not approve cosmetic ingredients before sale and regulates eye creams containing it as cosmetics as long as they claim only to improve appearance; it is not an approved drug for any use. 34

No. It is a cosmetic ingredient, and the FDA does not approve those. A product that claimed to treat a medical condition would count as a drug. Cosmetics may only claim to improve looks. 34

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More on Acetyl tetrapeptide-5

Citations

  1. Lubrizol: Eyeseryl peptide solution product data lubrizol.com
  2. INCIDecoder: acetyl tetrapeptide-5 ingredient entry incidecoder.com
  3. FDA: how cosmetics are regulated but not approved fda.gov
  4. FDA: is it a cosmetic, a drug, or both? fda.gov

Reference information only, not medical advice. Drawn from the Acetyl tetrapeptide-5 article, fact-checked against the cited sources. No dosing anywhere on this site.