Knowde Enhanced TDS
Identification & Functionality
- INCI Name
- Ingredient Origin
- Cosmetic Ingredients Functions
- CAS No.
- 520-45-6, 16807-48-0, 771-03-9
- EC No.
- 208-293-9, 212-227-4
- Technologies
- Product Families
Features & Benefits
- Benefit Claims
- Labeling Claims
- Key Product Benefits
- Organic acid / salt
- Good fungicide, mild bactericide
- Salt form is water-soluble
- Meet ECOCERT and COSMOS requirements
- Vegan & Non-GMO compliant
- Soil Association approved
- 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
- Not tested on animals
- Description
Geogard® 111A is based on dehydroacetic acid (DHA). This product offers higher fungal efficacy than many traditional chemistries and lower “inuse” cost. It is globally approved for virtually every personal care and cosmetic application. In addition, it conforms with ECOCERT and COSMOS standards, as a synthetic preservative in ecological and organic certified cosmetics.
Applications & Uses
- Markets
- Applications
- Application Format
- Hair Care Applications
- Wipes, Tissue & Towel Applications
- Use Level
- 0.1-0.6%
- Application pH Range
- 2–6.5
- Applications
- 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
- Lotion
- Make up remover
- Mascara
- Oil in Water
- Oral care
- Powder
- Shampoo
- Suncare
- Toner
- Water in Oil
Properties
- Odor
- Odorless
- Appearance
- Crystalline powder
- Soluble in
- Oils
Regulatory & Compliance
- Certifications & Compliance
- Chemical Inventories
- Global Regulatory
Europe
- Max use level for DHA is 0.6% DHA – rinse-off & leave-on
Japan
- Max use level for DHA is 0.5% DHA – rinse-off & leave-on
US
- All ingredients allowed (CIR/PCPC)
- Refer to present practices of use and concentration
Technical Details & Test Data
- Efficacy
Microbiological Challenge Studies
Geogard® 111 MICs versus widely used parabensMinimum Inhibitory Concentrations (MIC) for Geogard® 111A Compared to Parabens
Organism Geogard R 111 A Typical Parabens
Aspergillus niger 200 ppm 600-200ppm Candida albicans 200 ppm 1000-250 ppm
Penicillium notatum 200 ppm 500-125 - ppm
Staphylococcus aureus 10,000 ppm 800-150 ppm
Escherichia coli 10,000 ppm 800-300 ppm
Pseudomonas aeruginosa 20,000 ppm 1,000-400 ppm
Ingredient % wt/wt Sterile DI Water 75% Myristyl propionate 8% Glyceryl stearate 6% Glycerin 5% PEG-20 glyceryl stearate 4% Cetearyl alcohol 1.5% Sodium hydroxide < 1% Total 100% Studies were run using different concentrations of Geogard® 111 in an anionic shampoo to see efficacy against various bacteria, yeast and fungi. All samples were inoculated at the beginning of the study, sampled at 24 hours, 3, 7, 14 and 28 days.
- Compatibility and Solubility of Geogard® 111 vs. Parabens
Preservative Solubility Compatibility Typical % Use Level Water Propylene Anionics Nonionics Cationics Geogard® R 111A 0.10% 1.7% Yes Yes Yes 0.35% Geogard® R 111S 20% 12% Yes Yes Yes 0.35% Parabens <0.25% 22% Some No Yes >0.60% - Additional Information
Since Geogard® 111 preservatives are based on dehydroacetic acid with a pKa of 5.27, there is more activity across a wider pH range compared to other acids like sorbic acid at 4.76.
Preservatives pK Value pH Range 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 Dehydroacetic Acid 5.27 100% 98 95 86 65 37 15.9 5.6 1.9 Sorbic Acid 4.76 98 95 85 65 37 15 5.5 1.8 0.6 Formic Acid 3.75 85 64 36 15 5 1.8 0.6 0.2 0.06 The efficacy of Geogard® 111 preservatives is pH dependent, offering greater efficacy at lower pH.
Packaging & Availability
- Country Availability
- Regional Availability