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Ac

Acetyl Heptapeptide-4

Acetyl Heptapeptide-4Active

A lab-made peptide. Independent tests of it on its own are few.

What it does

It’s a short chain of seven amino acids with a small acetyl cap. The EU lists it as holding water and conditioning skin; claims beyond that come from its supplier.

The EU’s ingredient database lists it as a humectant (helps hold in moisture).European Commission, CosIng (© European Union, CC BY 4.0) · uses put in plain words by Drop ↗

Browse all 924 ingredients — grouped by what they do, each with whatever evidence we can cite.

This page is public so a shared ingredient card always has its sources behind it — and so you can check them without an account.
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