Palmitoyl Tetrapeptide-7
molecular structure · PubChem
AKA: 221227-05-0, N-Palmitoylrigin, Palmitoyl-GQPR, L-Arginine, (2S)-2-(((2S)-1-((2S)-4-carbamoyl-2-(2-hexadecanamidoacetamido)butanoyl)pyrrolidin-2-yl)formamido)-5-((diaminomethylidene)amino)pentanoic acid, (2S)-2-{[(2S)-1-[(2S)-4-carbamoyl-2-(2-hexadecanamidoacetamido)butanoyl]pyrrolidin-2-yl]formamido}-5-[(diaminomethylidene)amino]pentanoic acid
Synthetic
Skin Conditioner
Amino Acid
Clean
Palmitoyl Tetrapeptide-7 is the reaction product of palmitic acid and Tetrapeptide-7
Formula
C34H62N8O7
Mol. Weight
694.90
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.
Boosts collagen production
Reduces fine lines
Traditional Use
A synthetic peptide created by attaching palmitic acid to a chain of four amino acids. Developed as an anti-aging ingredient to improve skin elasticity and reduce expression lines.
Skin Types
●all-skin-types
Best For
Wrinkles
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
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The Hand Duo
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The Hand-Lip Moisture Duo
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Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR