Palmitoyl Tripeptide-5
A palmitoylated signal peptide sold under the trade name Syn-Coll and formulated into multi-peptide anti-aging serums, studied for the appearance of firmer skin and softened fine lines. It belongs to the same matrikine family as Matrixyl, peptides designed to mimic the small fragments left behind when collagen breaks down, which is thought to prompt skin to behave as though it needs rebuilding. Its published record is thinner and more manufacturer-led than Matrixyl 3000, so it tends to appear as a supporting peptide in a blend rather than as a serum’s sole active.
Studied for
- ·The appearance of firmness
- ·The look of softened fine lines
- ·The appearance of a smoother, more supported-looking surface
How it’s thought to work
A palmitoylated messenger peptide studied for association with the appearance of a more supported skin matrix; the attached palmitic acid tail helps it cross into the upper layers of skin where signal peptides are thought to act. Once there, it is proposed to mimic natural collagen-breakdown fragments and nudge skin cells toward renewal behavior, though the human appearance evidence for that pathway is still limited.
In a human trial, a nanoparticle form of this peptide was linked to fewer visible eye-area and nasolabial wrinkles after 14 days of use.
Supramolecular collagen nanoparticles for anti-wrinkle, skin whitening, and moisturizing effects. Colloids and Surfaces B: Biointerfaces, 2025.
View on PubMed (PMID 39383579) ↗Questions
- Is palmitoyl tripeptide-5 the same as Matrixyl?
- No, though they are related. Both are palmitoylated matrikine peptides marketed for the appearance of firmness, but Matrixyl 3000 is a two-peptide blend with a larger published record, while palmitoyl tripeptide-5 (Syn-Coll) is usually formulated alone and has thinner, more manufacturer-led evidence.
- How long before I see a difference?
- Peptide serums are typically judged over 8 to 12 weeks of consistent use, since the studied appearance changes, firmness and softened fine lines, build gradually rather than showing up overnight.
- Can I layer it with retinol or vitamin C?
- Generally yes. Signal peptides like this one are stable and low-reactivity, so they are commonly formulated alongside retinoids and vitamin C rather than flagged as a pairing risk.