Ingredient

Urea, Disodium Phosphate, Biotin, Citric Acid

✓ EU Allowed

Identification

CAS Number 57-13-6, 7558-79-4, 58-85-5, 77-92-9

Function & Classification

Primary Function Skin Conditioning
Secondary Functions Hair Conditioning
Category Skin Actives
Manufacturer Merck KGaA

EU Regulatory Status

🇪🇺
✓ Allowed — EU Reg. 1223/2009

Safety Profile

Skin Type Compatibility
🍄 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

Solubility Temperature stability
Benefits Vitamin H; Special design for optimized biotin penetration; Improvement of skin’s natural barrier function; Anti-wrinkle; Skin smoothing; Promotes hair quality and vitality; Helps prevent premature hair loss and greying; Enhances nail strength and thickness

Suppliers & Documents

Merck KGaA 🇩🇪 Germany
RonaCare® Biotin Plus Manufacturer
Documents

External Resources