DEHYDROACETIC ACID is graded B (Low Concern) by Expert·ING, based on COSING, FDA regulatory data. It is restricted under EU COSING (Restricted use).
DEHYDROACETIC ACID
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 preservative protects cosmetic products from microbial contamination and extends their shelf life, ensuring the product remains safe and effective throughout its use.
Graded using: COSING, FDA.
- 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**