Ingredient

Acetyl Hexapeptide-8

✓ EU Allowed

Also 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

🇪🇺
✓ Allowed — EU Reg. 1223/2009

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
WKPep®Argine 500 Manufacturer
Documents

External Resources