Geogard 221 is a unique blend featuring dehydroacetic acid as the primary active ingredient.
Geogard 221 has global approval for virtually every personal care and cosmetic application. Tests comparing Geogard 221 versus parabens and paraben blends show higher efficacy across the board and substantially better performance in formulations with a lower pH.
Geogard 221 preservative is fully compatible with a wide variety of formulations as well as most types of cationic, nonionic and anionic systems. Geogard 221 can be used effectively over a wide pH range of 2 to 7 and can be added at both room and elevated temperatures. Enhanced compatibility allows for the addition of Geogard 221 virtually anywhere in the manufacturing process.
It is permitted by Ecocert as a synthetic preservative in ecological and organic certified cosmetics.
Features/Benefits * Global approval (including Japan) * Broad-spectrum activity, bacterial/fungal control * Excellent toxicity profile * ECOCERT & COSMOS compliant, NaTrue certified, Soil Association approved permitted
Physical form: clear, pale yellow liquid
Applications and suggested use rates Geogard 221 is soluble in water, light in color, has a slight almond perfume and is compatible in most product formulations.
Geogard 221 is typically used at 0.2 to 0.8% in both rinse-off and leave-on product formulations. The higher percent would be used if your product had a high percent of water or herbal extracts.