Acetyl Hydroxyproline
✓ EU AllowedIdentification
CAS Number 33996-33-7
EINECS / EC 251-780-6
CosIng Ref 54137
Chemical Name L-Proline, 1 Acetyl-4-Hydroxy-
Formula C7H11NO4
Mol. Weight 173.17 g/mol
Function & Classification
Primary Function Emollient
Secondary Functions HAIR CONDITIONING; HUMECTANT; SKIN CONDITIONING; SKIN PROTECTING
Origin Natural
Category Emollients & Esters
EU Regulatory Status
Safety Profile
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Usage level, pH range, solubility and addition phase not yet available.
Usage Level % · Addition Phase · Solubility
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