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

GALACTONOLACTONE

Safety grade: A

Galactonolactone is a gentle exfoliating compound derived from milk sugar that also helps skin retain moisture. It's a mild chemical exfoliant that works gradually to smooth and brighten skin.

This ingredient acts as a humectant to draw moisture into the skin while providing gentle exfoliation to remove dead skin cells and improve skin texture and radiance.

Graded using: COSING.

Last verified: May 26, 2026