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Geogard® 221

Geogard® 221

Geogard® 221 is a clear, light yellow to orange liquid globally approved preservative for cosmetics and toiletries with broad spectrum activity. This preservative is based on dehydroacetic acid (DHA) and benzyl alcohol and meets NPA and Soil Association standards and is effective in a wide pH range.
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Identification & Functionality

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Features & Benefits

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Key Attributes
  • Has a wide range of global regulatory approval
  • Easy-to-use and compatible with most types of cosmetic formulations
  • Wide effective pH range
  • Compatible with key raw materials
  • Chemically and physically stable
  • Meet ECOCERT and COSMOS requirements
  • Soil Association approved
  • Not tested on animals
  • Safe handling
Description

Geogard® 221 preservative is based on dehydroacetic acid (DHA) and benzyl alcohol, and therefore is recognized by major cosmetic, toiletry and fragrance regulatory authorities worldwide for use in cosmetic and personal care products. Geogard®221 is light in color, essentially odorless and compatible in a diverse range of product formulations.

Applications & Uses

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Applications
  • Anhydrous
  • Baby care
  • Baby wipes
  • Body Butter
  • Body wash
  • Conditioner
  • Cream
  • Deo/ Anti-Perspirant
  • Eye creams/gels
  • Eye shadow
  • Face Lotion
  • Face wipes
  • Facial Cream
  • Foundation
  • Hair gel
  • Hand soap
  • Lipstick/gloss
  • Lotion
  • Make up remover
  • Mascara
  • Oil in Water
  • Powder
  • Shampoo
  • Suncare
  • Toner
  • Water in Oil
Formulation Recommendations
  • Use between pH 2–7
  • Efficacy can be compromised above a pH of 7
  • Can be added at both room and elevated temperatures
  • Enhanced compatibility allows for the addition of Geogard®221
  • virtually anywhere in the manufacturing process
  • Anionics may cause discoloration – carbomers and certain surfactants
  • Highly soluble in polar organic solvents

Properties

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Physical Form
Color
Light Yellow to Orange
Odor
Mild
Appearance
Clear liquid
Soluble in
Oil

Regulatory & Compliance

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Global Regulatory

Europe

  • Max use level for DHA is 0.6% DHA – rinse-off & leave-on
  • Max use level for Benzyl Alcohol is 1% – rinse-off & leave-on

Japan

  • Benzyl alcohol is not permitted for use as a preservative in final
    cosmetic products placed on the Japanese market

US

  • All ingredients allowed (CIR/PCPC)
  • Refer to present practices of use and concentration

General

  • ECOCERT & COSMOS accepted, Soil Association approved

Technical Details & Test Data

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Efficacy

Microbiological Challenge Studies Studies were run using different concentrations of Geogard® 221 in various formulations to see efficacy against various bacteria, yeast and fungi. All samples were inoculated at the beginning of the study, sampled at 7, 14, 21 and 28 days.

Non Ionic Cream

Lonza Geogard 221 Non Ionic Cream

Non Ionic Cream Test Results

Lonza Geogard 221 Non Ionic Cream Test Results

Shampoo

Lonza Geogard 221 Shampoo

Shampoo Test Results

Lonza Geogard 221 Shampoo Test Results

GMS Cream (pH 6)

Lonza Geogard 221 GMS Cream (pH 6)

GMS Cream Test Results

Lonza Geogard 221 GMS Cream Test Results

Cationic Cream (pH 4.5)

Lonza Geogard 221 Cationic Cream (pH 4.5)

Cationic Cream Test Results

Lonza Geogard 221 Cationic Cream Test Results

Most Viewed Documents

View All 3 Documents

Document Name
Type
Products
Learn More
LSI Personal Care Preservatives Catalog
Brochure
Cosmocil® CQ, Geogard® 111A, Geogard® 111S, Geogard® 221, Geogard® ECT, Geogard® LSA, Geogard Ultra®, Glycacil® 2000, Glycacil® L, Glydant®, Glydant® 2000, Glydant® LTD, Glydant Plus® Liquid, Isocil® PC, LSI Benzethonium Chloride, Glydant Plus® PC, Mikrokill® COS, Spectradyne™, Glydant® Plus, Glydant Plus®, Geogard® Boost PHC
Brochure
Products: Cosmocil® CQ, Geogard® 111A, Geogard® 111S, Geogard® 221, Geogard® ECT, Geogard® LSA, Geogard Ultra®, Glycacil® 2000, Glycacil® L, Glydant®, Glydant® 2000, Glydant® LTD, Glydant Plus® Liquid, Isocil® PC, LSI Benzethonium Chloride, Glydant Plus® PC, Mikrokill® COS, Spectradyne™, Glydant® Plus, Glydant Plus®, Geogard® Boost PHC
Geogard® 221 Technical Data Sheet
Technical Data Sheet
Geogard® 221
Technical Data Sheet
Products: Geogard® 221
LSI Global Preservatives Scorecard
Brochure
Geogard® 111A, Geogard® 111S, Geogard® 221, Geogard® ECT, Geogard Ultra®, Glycacil® 2000, Glycacil® L, Geogard® Boost PHC
Brochure
Products: Geogard® 111A, Geogard® 111S, Geogard® 221, Geogard® ECT, Geogard Ultra®, Glycacil® 2000, Glycacil® L, Geogard® Boost PHC
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