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Palmitoyl Tripeptide-8

What Palmitoyl Tripeptide-8 is & what it does

Palmitoyl Tripeptide-8 is a synthetic three-amino-acid peptide bonded to palmitic acid to improve its compatibility with the skin's lipid barrier. In skincare and sunscreen formulas it works as a skin-conditioning signaling peptide, often included in products marketed for soothing and comforting the skin. A notable property is that the palmitoyl group enhances its ability to spread within an oil-compatible formula.

What does Palmitoyl Tripeptide-8 do in skincare?

It works as a skin-conditioning signaling peptide. Often featured in products marketed for soothing and comforting the skin, it pairs a three-amino-acid peptide with a palmitoyl group that helps it spread within an oil-compatible formula.

Is Palmitoyl Tripeptide-8 natural or synthetic?

It is synthetic. The ingredient is a lab-made peptide bonded to palmitic acid, designed for better compatibility with the skin's lipid barrier, so it is produced through synthesis rather than extracted naturally.

Is Palmitoyl Tripeptide-8 vegan?

Palmitoyl Tripeptide-8 is typically synthesized and is often suitable for vegan formulas, since the peptide and palmitoyl portions can be made without animal-derived inputs. Because sourcing varies, a brand's own vegan labeling is the most reliable confirmation.

Sunscreens with Palmitoyl Tripeptide-8

We rate 7 sunscreens that contain it:

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