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Geogard® 221
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Producer: 
Lonza
Brand: 
Geogard
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.

Geogard® 221

Producer: 
Lonza
Brand: 
Geogard
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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Experts (1)

Knowde Enhanced TDS

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Identification & Functionality

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Features & Benefits

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Labeling Claims
Ingredient Claims
Origin
Chemical Synthesis
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

Applications & Uses

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Other Beauty & Care Applications
Use Level
0.2-1.1%
Application pH Range
2–7
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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Ingredient Origin
Physical Form
Physical Form
Liquid
Color
Light Yellow to Orange
Odor
Mild
Appearance
Clear liquid
Soluble in
Oil

Regulatory & Compliance

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Regulatory Status
China Compliant
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 Formula (pH 6.5)

% Preservative Required to Achieve <10 CFU/gram Against Mixed Bacteria in a Nonionic Cream

% Preservative Required to Achieve <10 CFU/gram Against Mixed Fungi in a Nonionic Cream

Shampoo Formula (pH 7)

% Preservative (as supplied) Required to Achieve < 10 cfu/g of Mix Bacteria in the Shampoo

Competitor A : Phenoxyethanol; methylparaben; ethylparaben; propylparaben; butylparaben. Competitor B : Phenoxyethanol; methylparaben; isopropylparaben; isobutylparaben; butylparaben

% Preservative (as supplied) Required to Achieve < 10 cfu/g of Mix Fungi in the Shampoo

Competitor A : Phenoxyethanol; methylparaben; ethylparaben; propylparaben; butylparaben. Competitor B : Phenoxyethanol; methylparaben; isopropylparaben; isobutylparaben; butylparaben

GMS cream (pH 6)

% Preservative (as supplied) Required to Achieve < 10 cfu/g of Mix Bacteria in the GMS Cream

% Preservative (as supplied) Required to Achieve < 10 cfu/g of Mix Fungi in the GMS Cream

Cationic cream (pH 4.5)

 

% Preservative (as supplied) Required to Achieve <10 cfu/g of Mix Bacteria in the Conditioner

Competitor A: Phenoxyethanol; methylparaben; ethylparaben; propylparaben; butylparaben; isobutylparaben. Competitor B: Phenoxyethanol; methylparaben; isopropylparaben; isobutylparaben;
butylparaben

% Preservative (as supplied) Required to Achieve <10 cfu/g of Mix Fungi in the Conditioner

Competitor A : Phenoxyethanol; methylparaben; ethylparaben; propylparaben; butylparaben; isobutylparaben. Competitor B : Phenoxyethanol; methylparaben; isopropylparaben; isobutylparaben;
butylparaben

Packaging & Availability

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Documents (4)

Name
Type
Personal Care Solution Guide
Brochure
Geogard® 221 Technical Data Sheet
Technical Data Sheet
Geogard® Product Line
Other
Personal Care Preservatives Catalog
Brochure