Sodium Ascorbyl Phosphate
✓ EU AllowedIdentification
CAS Number 66170-10-3
EINECS / EC 425-180-1
CosIng Ref 58719
Chemical Name trisodium;[(2R)-2-[(1S)-1,2-dihydroxyethyl]-3-oxido-5-oxo-2H-furan-4-yl] phosphate
IUPAC Name —
Formula C6H6Na3O9P
Mol. Weight 322.05 g/mol
SMILES C(C(C1C(=C(C(=O)O1)OP(=O)([O-])[O-])[O-])O)O.[Na+].[Na+].[Na+]
InChIKey YRWWOAFMPXPHEJ-OFBPEYICSA-K
Function & Classification
Primary Function Antioxidant
Secondary Functions Skin Conditioning, Brightening
Origin Synthetic
Category Vitamins & Antioxidants
Manufacturer DSM Nutritional Products
EU Regulatory Status
Safety Profile
1 / 10
Comedogenic Rating: 0/5
Will not clog pores — safe for acne-prone skin
Skin Type Compatibility
Acne-Prone ✓ Safe
Fungal Acne Safe ✓ Safe
Toxicology Profile
NOAEL 2000 mg/kg bw/day (oral, rat) CIR 2018
Sensitization Non-sensitizer
Genotoxicity Non-genotoxic
Phototoxicity Non-phototoxic
LD₅₀ Oral >2000 mg/kg (rat)
Skin Irritation (Draize) 0.2 / 4.0
Eye Irritation (Draize) 0.5 / 4.0
Formulation Guidelines
Benefits Stable Vitamin C; brightening; antioxidant
Suppliers & Documents
DSM Nutritional Products 🇳🇱 Netherlands
Documents