Why a compact preservative pack suits small-batch and home cosmetic formulas
Kemaben belongs to a group of multifunctional preservatives listed in the Preservatives and Antioxidants section and used across nearly every branch of cosmetic and related manufacturing. Its main task is to control the growth of bacteria, yeasts and mold in water-based formulations, extending shelf life and keeping the finished product safe for the end user. The 25 ml pack is aimed primarily at home formulators and small trial batches, letting makers test how the preservative performs on a limited volume before scaling up to larger production runs.
Kemaben is most commonly used in creams, lotions, serums, emulsions, shampoos, shower gels and other water-containing products where microbial growth is a real risk. Beyond skincare and color cosmetics, the preservative also appears in household chemistry such as liquid soaps and cleaning products, as well as in certain food and pharmaceutical formulations that require reliable protection of the aqueous phase. It pairs well with emulsifiers, including Emulcare Miks 5 50 ml, helping build stable emulsions that resist separation over long storage periods.
To broaden the antimicrobial spectrum and strengthen protection against specific strains, Kemaben is often combined with other preservatives, for example Phenoxyethanol PG 10 ml or Dermosoft 1388 Preservative 10 ml. Such combinations are particularly useful in formulas rich in water, plant extracts or hydrosols, which naturally create favorable conditions for microbial growth. Blending preservatives also allows lowering the individual dosage of each while maintaining strong overall protection.
The recommended dosage of Kemaben usually falls between 0.5 and 1 percent of the total formula weight, with the exact amount depending on product composition and contamination risk. It should be added at the final stage of production, once the base emulsion has already formed and the mixture has cooled below 40 degrees Celsius, since high temperatures can degrade the active components. Before adding, it is advisable to pre-mix the preservative with a small portion of the base phase to ensure even distribution throughout the batch.
Kemaben should be stored in a tightly closed container, in a cool dry place away from direct sunlight and temperature fluctuations. When storage conditions and dosage guidelines are followed, the component remains stable and effective throughout its declared shelf life, making it a practical choice for anyone starting to work with water-based formulas or testing new recipes before moving to larger-scale production.
Light hydrating facial serum
Distilled water 70 ml
Aloe vera juice 10 ml
Glycerin 3 ml
Emulsifier 3 g
Kemaben 0.7 ml
Hyaluronic acid gel 2 ml
Combine
the distilled water, aloe vera juice and emulsifier in a heatproof container,
warm gently until the emulsifier fully dissolves, then let the mixture cool
below 40 degrees Celsius. Add the glycerin, hyaluronic acid gel and Kemaben,
stir thoroughly until the texture is smooth and uniform, then transfer the
finished serum into a clean sanitized bottle for storage.