Cosmetic products provide the necessary nutrients and an ideal environment for microorganisms to grow. Therefore, to ensure the safety of a cosmetic product and prevent the proliferation of microorganisms, the use of preservative agents is essential. Preservative agents for cosmetics are necessary to maintain the product's quality and properties and to ensure its safety throughout its shelf life.
Preservatives for cosmetics are chemical agents designed to prevent the growth of microorganisms, such as bacteria and fungi, in beauty products. These ingredients ensure the durability and microbiological safety of cosmetics.
Microbiological Protection: Cosmetic preservatives provide effective protection against bacteria, fungi, and yeast, preserving the microbiological quality of the product.
Shelf Life Extension: Cosmetic preservatives help extend the shelf life of products, ensuring their quality over longer periods.
Versatility: Cosmetic preservatives are versatile ingredients compatible with a variety of formulations, from lotions to makeup, without compromising their efficacy.
Product Stability: Cosmetic preservatives contribute to the chemical stability of the product, preserving the integrity of key ingredients.
User Safety: Cosmetic preservatives ensure user safety by preventing the proliferation of microorganisms harmful to the skin.
Product Application: Preservatives can be sensitizing and induce allergic reactions. Therefore, special consideration must be given when using preservatives in cosmetic products intended for sensitive areas or for children.
Broad Spectrum: It is advisable to use broad-spectrum preservatives, meaning those that are effective against bacteria, molds, and yeast.
pH: Cosmetic preservatives are usually effective within a specific pH range. This parameter must be considered when formulating properly preserved cosmetic products.
Adherence to Cosmetic Regulations: The use of preservatives is subject to regulations aimed at ensuring consumer safety. In Europe, the list of permitted preservatives in cosmetics is included in Annex V of Regulation 1223/2009 of the European Union.
Ensuring Efficacy in the Product: Cosmetic products must be adequately preserved and subjected to testing (Challenge tests) to ensure their safe use.
There are cosmetic ingredients whose function is to aid in the preservation of the product. These ingredients work synergistically with the preservative system, enhancing its efficacy. Commonly known as preservative boosters, these ingredients should not be used alone; they must always be accompanied by a preservative listed in Annex V of the European Cosmetic Regulation 1223/2009. The use of such ingredients allows for a reduced dose of preservatives in a cosmetic product while maintaining its effectiveness.
| Name | INCI |
|---|---|
| Beauté by Roquette® LS 007 | Gluconic Acid, Caprylyl/Capryl Glucoside, Cymbopogon Citratus Leaf Oil |
| Zinc Lactate | Zinc lactate |
| Glucono-D-lactone | Gluconolactone |
| Beauté by Roquette ® PO 500 | Isosorbide |
| Name | INCI |
|---|---|
| Benzyl Alcohol | Benzyl Alcohol |
| Nutrinova™ Potassium Sorbate NXT | Potassium Sorbate |
| Nutrinova™ Sorbic Acid NXT | Sorbic Acid |
| Purolan BHT | BHT |
| Purox® B | Benzoic Acid |
| Purox® S | Sodium Benzoate |
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