YEAST is graded A (Safe) by Expert·ING, based on COSING regulatory data.
YEAST
Safety grade: A
Yeast is a tiny living microorganism that's the same ingredient used to make bread and beer. In skincare, it's typically used in a processed or fermented form that contains beneficial nutrients and compounds.
Yeast conditions and soothes the skin by providing moisture, antioxidants, and amino acids that help improve skin texture, reduce irritation, and promote a more balanced complexion.
Graded using: COSING.
Last verified: May 26, 2026
Other Skin Conditioning ingredients
- TOCOPHEROL — Grade A
- PROPYLENE GLYCOL — Grade A**
- XANTHAN GUM — Grade A
- DIMETHICONE — Grade A
- TOCOPHERYL ACETATE — Grade A
- PANTHENOL — Grade A
- CAPRYLYL GLYCOL — Grade A
- ETHYLHEXYLGLYCERIN — Grade A