Preservative 1388 Eco Plus

Konzervant 1388 Eco Plus protects cosmetic preparations with an aqueous phase against the growth of bacteria, yeasts and moulds. The blend of sodium levulinate and sodium anisate in glycerin and water is approved for cosmetics certified to COSMOS and NATRUE standards and is suitable for vegan formulations. It works in an acidic environment at a formulation pH of 3.5 to 6.0. It is used in both leave-on and rinse-off preparations, including children's cosmetics and intimate hygiene products. Key properties Broad spectrum of action – according to the manufacturer's data, it acts against bacteria, yeasts and moulds. In the manufacturer's preservation test, the 1388 series achieved an ISO A rating in an O/W emulsion at 4.0 % and pH 5.0 and in a rinse-off preparation at 3.0 % and pH 5.3. Natural origin – readily biodegradable (OECD 301), approved for COSMOS and NATRUE certification. Free from parabens and allergens – contains no parabens, fragrance allergens listed in Annex III of the Cosmetics Regulation, or GMO-derived ingredients. Processing – water-soluble liquid, added to the aqueous phase or to the finished preparation at temperatures up to 80 °C. Strong in surfactant systems – the manufacturer recommends it especially for cleansing preparations, where according to their data it performs very well. Use in formulation Konzervant 1388 Eco Plus belongs in the aqueous phase . It is added either directly to the water before emulsification or to the finished emulsion after cooling below 80 °C . For tonics, gel serums and cleansing preparations, it is stirred cold into the finishe