Description
Eco-Certified Broad-Spectrum Preservative
Geogard Ultra™ is a broad-spectrum, water-soluble preservative system composed of gluconolactone and sodium benzoate. It is mild, globally accepted, and ECOCERT/COSMOS-approved, making it ideal for natural, organic, and gentle skincare formulations. It provides effective protection against bacteria, yeast, and mold, especially in water-based and emulsified products.
INGREDIENT COMPOSITION:
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Gluconolactone – a natural, gentle polyhydroxy acid (PHA) with antioxidant and moisturizing benefits
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Sodium Benzoate – a commonly used antimicrobial agent effective against bacteria and fungi
BENEFITS OF GEOGARD ULTRA:
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Broad-spectrum antimicrobial activity (bacteria, yeast, mold)
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Mild and non-sensitizing – excellent for sensitive-skin formulations
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ECOCERT/COSMOS approved for use in natural and organic products
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Also functions as a humectant and antioxidant (due to gluconolactone)
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Water-soluble – easy to incorporate into aqueous systems
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Compatible with most cosmetic ingredients, including actives and botanical extracts
TECHNICAL DETAILS:
| Property | Specification |
|---|---|
| INCI Name | Gluconolactone (and) Sodium Benzoate |
| CAS Numbers | 90-80-2 / 532-32-1 |
| Appearance | White to off-white crystalline powder |
| Solubility | Water-soluble |
| Recommended Usage Rate | 0.75 – 2.0% |
| Effective pH Range | 3.0 – 6.5 (ideal < 5.5) |
| Charge Type | Non-ionic |
| Preservative Type | Broad-spectrum (synthetic-natural blend) |
FORMULATION TIPS:
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Dissolve in water phase with gentle heat (≈ 40–50°C)
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Add at the cool-down phase to preserve integrity (especially with pH-sensitive actives)
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Adjust final product pH to below 6.5 for full efficacy (ideal: 4.5–5.5)
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Combine with chelating agents like disodium EDTA to enhance performance in complex systems
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Can slightly lower final pH, so recheck after addition
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Works well in systems with AHAs, extracts, and aloe vera
APPLICATIONS:
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Natural skincare and facial creams
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Serums, toners, and hydrating mists
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Cleansers, gels, and emulsions
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Baby care and sensitive-skin formulas
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Water-based haircare and body products
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Organic and eco-conscious cosmetic lines
PRECAUTIONS:
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For external use only
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pH above 6.5 will reduce preservative efficacy
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Avoid using in high pH formulations (e.g., some soaps or masks)
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Store in a cool, dry place, tightly sealed away from moisture and direct light
Geogard Ultra™ Powder is an excellent choice for formulators seeking a gentle, eco-certified preservative system that’s effective and suitable for today’s clean beauty standards.
Packaging:
Packed in moisture-resistant, light-protective ziplock pouches to maintain stability and effectiveness.
Recommended Storage: Our powders should be stored in cool temperatures away from direct sunlight and moisture in an airtight container. (current Lot will expire No
October 2027)
DISCLAIMER:
– DAKITZ NATURAL PRODUCTS are for cosmetic, personal care formulations and are meant for external use only unless otherwise STATED. This information is not intended to diagnose, treat, cure, or prevent any disease.
Kindly note that you are responsible for researching, testing, and understanding ingredients before buying. – We recommend working with a chemist or a formulator if you’re not advanced in formulating.
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