Palmitoyl Tripeptide 5

AKA: Palmitoyl Tripeptide-5, Palmitoyl-lysyl-valyl-lysine, SYN-COLL, L-Lysine, PALMITOYL TRIPEPTIDE-5 [INCI], 623172-55-4, Pal-Lys-Val-Lys

Synthetic

Skin Conditioner

Amino Acid

Synthetic

Clean

Palmitoyl Tripeptide 5 is a cosmetic ingredient. Also known as Palmitoyl Tripeptide-5. Rated low hazard by EWG.

Formula

C33H65N5O5

Mol. Weight

611.90

CAS #

-

Form

Powder

Functions

Skin Conditioning

A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.

Skin Conditioning Miscellaneous

Improves skin feel

EWG

CIR

Insufficient

Pregnancy

Yes

CIR Safety Findings

all-shades-safe

Regulatory Status

USAunder review

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

Skin Types

●all-skin-types

Best For

Anti-Aging

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewed1 paper →

⚖️Regulatory0 listings

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

Verified Jun 2026

Data: PubChem · CosIng · EWG · CIR