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.
Product Resources
Knowde Enhanced TDS
Identification & Functionality
INCI Name
Ingredient Origin
Cosmetic Ingredients Functions
Technologies
Product Families
Compositional Breakdown
Features & Benefits
Benefit Claims
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
Markets
Hair Care Applications
Skin 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
Regulatory & Compliance
Certifications & Compliance
Chemical Inventories
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
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
Non Ionic Cream Test Results
Shampoo
Shampoo Test Results
GMS Cream (pH 6)
GMS Cream Test Results
Cationic Cream (pH 4.5)
Cationic Cream Test Results
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