Adhere to the surface of inorganic sunscreen particles, thereby preventing their mutual binding through three-dimensional structure and electrostatic repulsion, making the particle size more uniform and fine.
INCI name: Polyhydroxystearic acid
Product specifications:
Appearance: Light yellow brown mineral lipid like substance
Odor: Slight characteristic odor
Acid value (mgKOH/g): 28-37
Recommended dosage: 0.5-2%