Potassium Sorbate

Potassium Sorbate

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Potassium Sorbate

Potassium sorbate is the leading food additive generally used for the prevention used for the prevention of food spoilage from bacteria, mold and yeast. It is freely soluble in water, making it ideal for preserving aqueous systems. It is a potassium salt of the sorbic acid, produced by neutralizing sorbic acid with potassium hydroxide followed by crystallization using aqueous ethanol. It is considered safe for the consumption and the usage by “The food and drug administration and the center for science in the public interest. The usage is oftenly in small amounts in eatables which make it a perfect product-less usage, more benefit.

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Why to use potassium sorbate:

  • Potassium sorbate is widely used in a number of foods as a preservative in beverages (fruit juices, wine and cider), cheese, baked goods, mayonnaise based products, nuts, olives, syrups, jellies and jams.
  • It is used as a bacteriostatic and preservative in meat, products based on fish and eggs, cooked shrimps, sausage casings and flavored dairy products.
  • As a preservative, it is also used for dehydrated foods like jerky and dried fruit, as it does not leave an after taste.
  • One of its properties is that it is used as an anti-microbial agent that can stop the growth and spread of harmful bacteria, mold and yeast.
  • Its activity increases as pH of the product decreases due to the formation of undissociated acid
  • It increases the shelf life of foods, so many dietary supplements also include it.
  • It is commonly used in as wine stabilizer and is added to a finished wine before bottling to reduce the possibility of re-fermentation by yeast as it is a yeast growth inhibitor; it will not stop a fermentation that is in progress but it will stop a fermentation from re-starting.

Features of Potassium Sorbate


  • It is White or Yellowish white in colour.
  • It is in crystals or crystalline powder or granules
  • It is freely soluble in water and soluble in ethanol.
  • It is low fat and gluten free

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