Acetyl Hexapeptide-8
✓ EU AllowedAlso known as: WKPep®Argine 500, Acetyl Hexapeptide -8
Identification
CAS Number 616204-22-9
EINECS / EC -
CosIng Ref 54135
Chemical Name (4S)-4-acetamido-5-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-1-[[(2S)-1-amino-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-4-methylsulfanyl-1-oxobutan-2-yl]amino]-4-carboxy-1-oxobutan-2-yl]amino]-5-oxopentanoic acid
IUPAC Name —
Formula C34H60N14O12S
Mol. Weight 889 g/mol
SMILES CC(=O)NC(CCC(=O)O)C(=O)NC(CCC(=O)O)C(=O)NC(CCSC)C(=O)NC(CCC(=O)N)C(=O)NC(CCCN=C(N)N)C(=O)NC(CCCN=C(N)N)C(=O)N
InChIKey RJZNPROJTJSYLC-LLINQDLYSA-N
Function & Classification
Primary Function Skin Conditioning
Secondary Functions Anti-Aging, Emollient
Origin Natural
Category Amino Acids & Peptides
Manufacturer WKPep
EU Regulatory Status
Safety Profile
Comedogenic Rating: 0/5
Will not clog pores — safe for acne-prone skin
Skin Type Compatibility
Acne-Prone ✓ Safe
Fungal Acne Safe ✓ Safe
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
pH Stability 2 – ?
Benefits Expression line reduction; botox-like effect
Suppliers & Documents
Shenzhen Winkey Pharmaceutical 🇨🇳 China
Documents