Rate My SPF

Acetyl Tetrapeptide-9

What Acetyl Tetrapeptide-9 is & what it does

Acetyl Tetrapeptide-9 is a synthetic peptide made of four amino acids with an added acetyl group. In skincare it is used as a skin conditioning agent and is typically positioned in anti-aging and firming formulas. Peptides like this are included to support a smoother, more conditioned skin surface.

What does Acetyl Tetrapeptide-9 do in skincare?

Acetyl Tetrapeptide-9 is a peptide used as a skin conditioning agent. It is typically found in anti-aging and firming formulas. Peptides like this are included to support a smoother, more conditioned skin surface.

Is Acetyl Tetrapeptide-9 safe?

Acetyl Tetrapeptide-9 is used in cosmetics as a skin conditioning peptide, usually at low concentrations. Peptides of this kind are common in anti-aging products. If you have specific concerns, a patch test or advice from a dermatologist can help.

Is Acetyl Tetrapeptide-9 natural or synthetic?

Acetyl Tetrapeptide-9 is synthetic, made by assembling four amino acids and adding an acetyl group. It is produced through a controlled manufacturing process. This lab origin is typical for cosmetic peptides.

Sunscreens with Acetyl Tetrapeptide-9

We rate 8 sunscreens that contain it:

← All ingredients