Potassium sorbate is a chemical salt and water-soluble preservative used to stop the growth of mold, yeast, and fungi in foods, beverages, and personal care products.It works best in mildly acidic to acidic environments (generally at a pH below 5 to 6.5).  Preservative, stabilizers and antioxidants.

       Potassium sorbate is a new, safe, nontoxic and effective food preservative. It is potassium-salt of unsaturated fatty acid. It can participate in normal metabolism and finally be oxidized to water and carbon dioxide, does not accumulate in the human body and has high safety. Its toxicity is only half of salt, 1/ 40 of sodium benzoate . Potassium sorbate has been used in worldwide and successfully used in the food industry in many ways. It has obvious inhibition of molds, yeasts and aerobic bacteria, whose effect on inhibit the growth of bacteria is stronger than the effect on destroy bacteria. It combines with sulfhydryl group in microbial enzyme system to destroy the role of enzymes, so that achieve the purposes of bacteriostasis and antisepsis.

    Potassium sorbate is used to inhibit molds and yeasts in many foods, such as cheese, wine, yogurt, dried meats, apple cider, dried fruits, soft drinks and fruit drinks, and baked goods. It can also be found in the ingredients list of many dried fruit products.it also use in personal Care: such as cosmetic creams, lotions, and skin care formulations as a paraben alternative to prevent microbial growth.