Sodium Palmitoyl Proline
AKA “UNII-64L053FRFO, Sodium 5-oxo-1-palmitoyl-L-prolinate, N-Palmitoyl-L-proline sodium salt, EINECS 261-406-3, SODIUM PALMITOYL PROLINE [WHO-DD], RefChem:184056, SODIUM PALMITOYL PROLINE [INCI]
Synthetic
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Ingredient Facts
Sodium palmitoyl proline
AKA: UNII-64L053FRFO, Sodium 5-oxo-1-palmitoyl-L-prolinate, N-Palmitoyl-L-proline sodium salt, EINECS 261-406-3, SODIUM PALMITOYL PROLINE [WHO-DD], RefChem:184056, SODIUM PALMITOYL PROLINE [INCI]
Synthetic · Skin Conditioning | Humectant | Film Forming · EWG: 4
Plant-Derived
Humectant
Occlusive
Skin Conditioner
Amino Acid
Synthetic
Clean
A gentle amino acid derivative that softens and smooths hair and skin, helping products feel luxurious and moisturized.
Formula
C21H38NNaO3
Mol. Weight
375.50
CAS #
58725-33-0
Form
Powder
Plant-Derived
Synthetic. Derived from the amino acid proline and palmitic acid, both obtainable through synthetic or natural sources. Synthesized through condensation and esterification reactions linking palmitic acid to proline's nitrogen atom.
Function
Skin Conditioning | Humectant | Film Forming
Benefits
Conditions Skin
Softens & Smooths
Traditional Use
Unable to provide traditional use description without a valid INCI or common name; this appears to be a CAS number without corresponding ingredient information.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
EWG Score4
CIR Safety Findings
all-shades-safe, Not a Sensitizer
Regulatory Status
USAunder review
CANADApermitted
Regulatory Agencies
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR