Titanium Dioxide
⚠ EU RestrictedIdentification
CAS Number 13463-67-7
EINECS / EC 236-675-5
CosIng Ref 97726
Chemical Name dioxotitanium
IUPAC Name —
Formula O2Ti
Mol. Weight 79.866 g/mol
InChIKey GWEVSGVZZGPLCZ-UHFFFAOYSA-N
Function & Classification
Primary Function UV Filter
Secondary Functions OPACIFYING; UV ABSORBER; UV FILTER
Origin Mineral
Category UV Filters
Manufacturer AAK (AAKO B.V.)
EU Regulatory Status
Max Leave-on 25%
Max Rinse-off 25%
Restrictions Max 25% (both nano and non-nano form)
Conditions of Use Max 25% in sunscreen products. Nano form permitted in face sunscreen (leave-on) — not in spray/aerosol. Non-nano permitted in all external use.
Mandatory Warning Nano: do not use in spray or aerosol products that could be inhaled.
SCCS Opinion View SCCS opinion →
Safety Profile
2 / 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 1000 mg/kg bw/day (oral, rat, 90-day) SCCS/1580/16
Sensitization Non-sensitizer
Genotoxicity Non-genotoxic
Phototoxicity Non-phototoxic
Dermal Absorption 0.01%
LD₅₀ Oral >5000 mg/kg (rat)
LD₅₀ Dermal >5000 mg/kg (rat)
Skin Irritation (Draize) 0.0 / 4.0
Eye Irritation (Draize) 0.2 / 4.0
Source SCCS Opinion ↗
Formulation Guidelines
pH Stability 6 – 8
Solubility Insoluble.
Benefits Physical UVB/UVA protection; mineral sunscreen
Suppliers & Documents
AAK (AAKO B.V.) 🇳🇱 Netherlands
Safic Alkan 🇹🇷 Turkey
Documents