POTASSIUM PROPIONATE is graded B (Low Concern) by Expert·ING, based on COSING regulatory data. It is restricted under EU COSING (Restricted use).
POTASSIUM PROPIONATE
Safety grade: B
This preservative is permitted in EU cosmetics up to a maximum concentration under EU Cosmetics Regulation (EC) No 1223/2009. To be sold legally in the EU or UK, a product must stay within this limit.
This ingredient prevents bacterial and mold growth in cosmetic formulations, extending the shelf life of the product and keeping it safe to use.
Graded using: COSING.
- EU COSING — Restricted use
Last verified: June 9, 2026
Other Preservative ingredients
- SODIUM BENZOATE — Grade C
- PHENOXYETHANOL — Grade B**
- BENZYL ALCOHOL — Grade C**
- POTASSIUM SORBATE — Grade B
- BENZOIC ACID — Grade C**
- METHYLISOTHIAZOLINONE — Grade C
- METHYLPARABEN — Grade C
- SALICYLIC ACID — Grade C**