Ingredient
Palmitoyl Tripeptide-8
Palmitoyl Tripeptide-38
What it is
Palmitoyl Tripeptide-8 is a synthetic fatty-acid-conjugated peptide used in anti-aging serums and eye creams as a skin-conditioning ingredient positioned to support the look of firmer, more resilient skin. It is used at the low concentrations typical of cosmetic peptides.
How it works
The palmitic acid tail improves skin penetration of the attached tripeptide, which its manufacturer proposes interacts with dermal signaling pathways involved in skin structure, based primarily on in-vitro and manufacturer-sponsored data.
What it does
Skin conditioning
Concerns to know
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Well tolerated
No significant safety concern is reported for this ingredient as used in cosmetics.