POLYURETHANE-60 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
POLYURETHANE-60
Safety grade: A
Polyurethane-60 is a synthetic polymer that forms a flexible, protective coating. It's used in nail products to create a smooth, durable film that adheres to the nail surface.
This ingredient conditions and strengthens nails by forming a breathable protective layer that helps lock in moisture and prevents breakage and peeling.
Graded using: COSING.
Last verified: May 26, 2026
Other Nail Conditioning ingredients
- COMMIPHORA MYRRHA RESIN EXTRACT — Grade A
- ECHINACEA ANGUSTIFOLIA ROOT EXTRACT — Grade A
- VACCINIUM MYRTILLUS LEAF EXTRACT — Grade A
- 2-METHYLPROPANAL — Grade A**
- 4,4'-ISOPROPYLIDENEDIPHENYL/EPICHLOROHYDRIN COPOLYMER DIACRYLATE — Grade A
- ACETALDEHYDE — Grade F**
- ACRYLIC ACID — Grade A**
- AMP-ISOSTEAROYL HYDROLYZED SILK — Grade B