TETRAPEPTIDE-1
molecular structure · PubChem
Synthetic
Skin Conditioner
Not Clean
Tetrapeptide-1 is a synthetic peptide containing leucine, proline, threonine, and valine
CAS #
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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.
Verified Jun 2026
Data: CosIng