Eat or Avoid
E239

Hexamine

Also known as: Methenamine, Urotropine, HMTA

Preservatives

Safety rating

Avoid

Eat Away!Generally SafeUse SparinglyAvoid
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Purpose and Function

Hexamine is used as a preservative in a small number of traditional cheeses, such as Provolone, to prevent microbial growth during ripening. Its use is strictly regulated and restricted or banned in general food preservation.

Commonly found in

  • Certain traditional Italian cheeses (e.g., Provolone)

Key functions

  • Inhibits bacterial and fungal growth in specific traditional cheeses

Potential Risks and Side Effects

  1. 01Can release toxic formaldehyde under acidic conditions
  2. 02May cause skin, eye, or respiratory irritation if improperly handled
  3. 03Restricted or banned for general food preservation use in many regions, including the EU

References

    Related Additives