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POTASSIUM SORBATE

Last update on Sep 26, 2023
Potassium Sorbate is a crucial cosmetic ingredient renowned for its preservative properties. With a chemical formula of C6H7KO2, it is the potassium salt of sorbic acid. This compound appears as a white crystalline powder or granules and is water-soluble. Its primary role in cosmetics is to extend product shelf life by inhibiting the growth of mold, yeast, and bacteria, preventing spoilage and ensuring consumer safety. It is widely employed in various cosmetic formulations, such as creams, lotions, shampoos, and makeup, to maintain product quality and integrity. Potassium Sorbate's effectiveness as a preservative plays a vital role in preserving the longevity of cosmetic products.
CAS Number: 24634-61-5 / 590-00-1Chem/IUPAC Name: Potassium (E,E)-hexa-2,4-dienoateEINECS/ELINCS No: 246-376-1 / -COSING REF No: 37025

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What is POTASSIUM SORBATE used for?

Potassium Sorbate is not a direct personal care and cosmetic ingredient but is widely used in products indirectly. In skincare, it safeguards creams, serums, and lotions from microbial contamination, ensuring their longevity and safety. In hair care products like shampoos and conditioners, it maintains formula integrity, preventing the growth of bacteria and fungi, thereby prolonging product shelf life. Similarly in cosmetics, Potassium Sorbate is essential for preserving the quality and safety of makeup items like foundations, eyeshadows, and lipsticks. By inhibiting microbial growth, it ensures these products maintain their intended performance and consistency, allowing consumers to enjoy them without concerns about spoilage or contamination.

Origin

Potassium Sorbate is typically synthesized through a reaction involving sorbic acid, which can be derived from natural sources such as berries, and potassium hydroxide. This process results in the formation of Potassium Sorbate.

What does POTASSIUM SORBATE do in a formulation?

PRESERVATIVE

Safety Profile

Potassium Sorbate is generally recognized as safe when used in accordance with established limits in cosmetic products. However, like many substances, excessive exposure can potentially lead to adverse effects, so it should be used according to regulatory guidelines. Patch testing further ensures safe usage of this ingredient on different skin and hair types. Additionally, potassium sorbate is considered vegan-friendly as it is synthetically derived and doesn't involve animal products or testing, aligning with the principles of cruelty-free cosmetics.

POTASSIUM SORBATE alternatives

POTASSIUM SORBATE technical profile

Property Values
Boiling Point 233°C
Melting Point 270°C
pH 2.0-6.5
Solubility Highly soluble in water