BISPYRITHIONE is graded F (Banned) by Expert·ING, based on COSING regulatory data. It is restricted under Health Canada (Prohibited).
BISPYRITHIONE
Safety grade: F
Bispyrithione is a synthetic antimicrobial compound designed to kill or prevent the growth of bacteria and fungi. It works by disrupting microorganisms at a cellular level.
This ingredient is used in cosmetic and personal care products to prevent the growth of bacteria and fungi, helping to keep products fresh and reduce odor-causing microbes on the skin.
Graded using: COSING.
- Health Canada — Prohibited
Last verified: May 26, 2026
Safer alternatives to BISPYRITHIONE
- CETRIMONIUM CHLORIDE — Grade A. Quaternary ammonium preservative that prevents bacterial and fungal growth in formulas.
- CHLORPHENESIN — Grade B. Broad-spectrum preservative that inhibits bacteria and fungi to maintain product stability.
- CHLORHEXIDINE DIGLUCONATE — Grade B. Antimicrobial preservative that controls microbial growth in personal care products.
- ROSMARINUS OFFICINALIS LEAF EXTRACT — Grade A. Plant extract with natural antimicrobial properties to prevent microbial spoilage.
Other Antimicrobial ingredients
- ALCOHOL — Grade A**
- C12-15 ALKYL BENZOATE — Grade A
- BENZYL BENZOATE — Grade C
- CAMELLIA SINENSIS LEAF EXTRACT — Grade A
- HYDROGEN PEROXIDE — Grade C**
- CETYLPYRIDINIUM CHLORIDE — Grade A