actives

Acetyl Hexapeptide-8

Argireline

antioxidantconditioningskin protectant
CAS Number:616204-22-9

INCI Name

Acetyl Hexapeptide-8

Functions

3 Roles

Sustainability

6/10

Category

actives

What It Does

Acetyl Hexapeptide-8 is a synthetic peptide composed of six amino acids (Ac-Glu-Glu-Met-Gln-Arg-Arg-NH2) that mimics the N-terminal end of SNAP-25, a protein involved in neurotransmitter release. Often marketed as 'Botox in a jar,' it works by modulating muscle contraction through interference with the SNARE complex, thereby reducing the appearance of expression lines, particularly around the forehead and eyes. Formulators choose this peptide for its ability to provide a topical alternative to injectable neurotoxins, with clinical studies showing visible reduction in wrinkle depth when used at concentrations of 5-10%.

Neutralizes damaging free radicals
Protects skin from environmental stress
Prevents formula oxidation
Supports anti-aging benefits

Technical Properties

pH Range

4.0-7.0

Optimal working range

Ionic Charge

cationic

Molecular charge type

Viscosity Effect

neutral

Impact on formula thickness

Foaming Ability

none

Lather generation

Molecular Profile

Molecular Weight

887.00

g/mol

LogP

-5.20

Partition coefficient (lipophilicity)

H-Bond Donors

14

Hydrogen bond donor count

H-Bond Acceptors

15

Hydrogen bond acceptor count

Polar Surface Area

472.0

Angstroms squared

PubChem CID

71587772

View on PubChem

Ingredient Compatibility

Works Well With

nonionic surfactantshumectantsmost emollientsglycolshydrating actives

Avoid Combining

strong acidsstrong basesstrong oxidizershigh concentrations of AHAsretinoids at extreme pH
Compatibility analysis powered by OpenMix — open-source formulation science

Sustainability Profile

Sustainability Score

6/10

Biodegradability

readily biodegradable

Source

synthetic

Feedstock

amino acids via peptide synthesis

Quick Reference

Full INCI Name
Acetyl Hexapeptide-8
Common Name
Argireline
CAS Number
616204-22-9
Category
actives

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