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

STREPTOCOCCUS THERMOPHILUS

Safety grade: A

This is a naturally occurring bacteria commonly found in yogurt and fermented foods. When used in skincare products, it helps support your skin's natural balance and may improve skin texture and hydration. It works gently to promote a healthy complexion.

Graded using: COSING.

Last verified: June 9, 2026