MAGNESIUM BENZOATE is graded B (Low Concern) by Expert·ING, based on COSING regulatory data. It is restricted under EU COSING (Restricted use).

MAGNESIUM BENZOATE

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 the growth of bacteria and fungi in cosmetic products, helping to extend shelf life and keep the formula safe and stable for use.

Graded using: COSING.

Last verified: June 9, 2026

Other Preservative ingredients