STREPTOCOCCUS THERMOPHILUS FERMENT EXTRACT is graded A (Safe) by Expert·ING, based on COSING regulatory data.

STREPTOCOCCUS THERMOPHILUS FERMENT EXTRACT

Safety grade: A

This is a liquid extract created from beneficial bacteria (Streptococcus thermophilus) that has been fermented, similar to how yogurt is made. It contains naturally occurring compounds produced during the fermentation process that help skin retain moisture.

This ingredient acts as a humectant to draw moisture into the skin and provides conditioning benefits to improve skin hydration and softness.

Graded using: COSING.

Last verified: May 26, 2026