LiquaGard™ preservative INCI Name: Butylene Glycol and Iodopropynyl Butylcarbamate

LiquaGard preservative is an extremely effective fungicide at low concentrations.  It is a liquid preservative blend of the highest grade of pure iodopropynyl butylcarbamate in a solvent, butylene glycol. LiquaGard preservative can also be used in combination with other preservatives such as Germall™ 115 preservative, Germall™ II preservative, or the Optiphen™ preservative range to provide broad-spectrum preservation. It is compatible with broad range of raw materials including surfactants and proteins. For more information, contact

Application Information




Hair Care

Suggested applications include conditioners and shampoos.

  • Effective fungicide
Skin Care

Suggested applications include face and body washes and wipes.

  • Effective fungicide

Document Library

Product Literature(publicly available)

Additional Product Literature

Safety Data Sheets

Technical Information

Formulations and Solution Properties

LiquaGard preservative

  • Effective fungicide
  • Works over a wide pH range: 4.0-9.0
  • Temperature stable
  • Available only in North America

LiquaGard preservative chemistryLiquaGard preservative chemistry 
LiquaGard preservative chemistry

Market Information



Product Types or Functions

Personal Care
Hair Care, Skin Care