Other ingredient

Polyhydroxystearic Acid

A polymeric hydroxystearic acid used in sunscreens and color cosmetics as a dispersant for mineral UV filter pigments, reducing white cast and improving application feel.

Also known as: phsa

dispersantemulsifier

Benefits

  • Disperses mineral UV filters (TiO2, ZnO) evenly in oil-based systems
  • Improves texture and skin feel of mineral sunscreens
  • Reduces whitening effect of mineral filters

No known watch-fors.

At a glance
CategoryOther
IrritancyLow
Beginner-friendlyYes
Pregnancy safeYes
In your routine

Generally well-tolerated and easy to layer.

Found in 8 products
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Products with Polyhydroxystearic Acid

Crystal Retinal 3 Stable Vitamin ASerum
Medik8
Crystal Retinal 3 Stable Vitamin A
Mermaid Skin Gel UV Clear SPF50+ PA++++Sunscreen
Canmake
Mermaid Skin Gel UV Clear SPF50+ PA++++
Advanced Clear Sunscreen 100Sunscreen
Cell Fusion C
Advanced Clear Sunscreen 100
Red Moisture Real Sun CreamSunscreen
Medicube
Red Moisture Real Sun Cream
Red Lacto Collagen Sun CreamSunscreen
Medi-Peel
Red Lacto Collagen Sun Cream
Daily Go-To Sunscreen SPF50+Sunscreen
Purito SEOUL
Daily Go-To Sunscreen SPF50+