LACTOBIONIC ACID is graded A (Safe) by Expert·ING, based on COSING regulatory data.

LACTOBIONIC ACID

Safety grade: A

Lactobionic acid is a gentle organic acid derived from milk sugar that works to balance pH levels in skincare products. It's a mild exfoliant that helps remove dead skin cells while being less irritating than stronger acids.

In this product, lactobionic acid acts as a pH buffer to maintain the product's acidity at safe and effective levels for skin application.

Graded using: COSING.

Last verified: May 26, 2026