A broad category of short amino-acid chains used in skincare for different purposes.
Sources: 1No alternative names recorded.
Not assessed
No pregnancy- or breastfeeding-specific assessment has been completed for this record. A cosmetic safety review is not a pregnancy rating.
Not assessed
What it does
Functions range from skin conditioning to proposed signaling effects. One peptide's evidence cannot establish a benefit for the entire class.
Sources: 1Good for
- Ingredient-specific skin-conditioning formulas
How to use it
Follow the finished product's directions and assess tolerance when introducing it. Ingredient research does not supply one universal dose or schedule.
Sources: 1Who should be careful
Do not assign universal compatibility rules or pregnancy assurances to all peptides.
Sources: 1Pairs well with
No supported pairings have been documented for this record.
Usage, safety and formulation details
Mechanism of action
Sequence, chemical modification and delivery determine the relevant biological or formulation behavior.
Sources: 1Potential adverse effects
Irritation or contact allergy may occur; stop a product that causes a persistent or marked reaction.
Sources: 1Formulation considerations
Record the exact INCI, sequence or supplier-defined active and concentration. Stability and delivery differ widely.
Sources: 1Pregnancy and breastfeeding
Not assessed
No pregnancy- or breastfeeding-specific assessment has been completed for this record. A cosmetic safety review is not a pregnancy rating.
Safety tags
- Fragrance allergen
- Not assessed
Not separately assessed in this draft.
- Essential oil
- Not assessed
Not separately assessed in this draft.
- Drying alcohol
- Not assessed
Not separately assessed in this draft.
- May irritate sensitive skin
- Not assessed
Not separately assessed in this draft.
What remains uncertain
- Exact concentration, final pH and the full composition of any unprovided finished product
- Exact material, composition and supplier-grade specifications
Clinical evidence and research
Clinical evidence
Evidence for its main benefitNot assessed
The cited references support identity, formulation role or safety context. No standalone clinical efficacy rating has been completed for the main benefit in this draft.
Sources: 1Regulation and ingredient label names
Regulatory information
No jurisdiction-specific assessment is recorded. An inventory listing is not blanket approval.
Names on ingredient lists
palmitoyl pentapeptide-4, acetyl hexapeptide-8, palmitoyl tripeptide-1
Chemical identity and molecular structure
Chemical information
Chemical structure
No single structure to show yet
This ingredient represents a mixture, extract, polymer or ingredient family. A single molecular diagram may not describe its composition.
| Detail | Value | Source |
|---|---|---|
| material scope | Variable material or ingredient family: no single molecular formula, molecular weight or bond diagram describes every grade. | CIR: Tripeptide-1, metal salts and selected related peptides |
Content updated 9 November 2026.
Sources (1)
Scientific sources
- CIR: Tripeptide-1, metal salts and selected related peptidessafety assessment · 2018
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