Humectant

Polylactic Acid

INCI: POLYLACTIC ACID
CAS 26100-51-6 (also reported as 9051-89-2)
Polymer of lactic acid
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

Abrasive, film forming, skin conditioning, humectant
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

Polymer of lactic acid

Reference

Identifiers

CAS Number
26100-51-6 (also reported as 9051-89-2)
INCI
POLYLACTIC ACID
Category
Humectant
Updated
Apr 2, 2026