LAURDIMONIUM HYDROXYPROPYL HYDROLYZED SILK is graded A (Safe) by Expert·ING, based on COSING regulatory data.

LAURDIMONIUM HYDROXYPROPYL HYDROLYZED SILK

Silk Amino Acids

Safety grade: A

This ingredient is derived from silk protein that has been broken down into smaller components and combined with a conditioning agent. It mimics the natural proteins found in hair and skin to improve their texture and appearance.

It reduces frizz and static electricity while making hair smoother and softer, and helps skin feel hydrated and conditioned.

Graded using: COSING.

Last verified: May 26, 2026