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New Trends in Pickle Preservation: Fermentation, Vinegar Powder, and Plant-based Preservatives

New Trends in Pickle Preservation: Fermentation, Vinegar Powder, and Plant-based Preservatives

Pickled vegetables are more than just condiments—they are a reflection of culinary tradition and a practical solution for food storage. While modern products often rely on chemical preservatives, natural pickles depend on fermentation and careful handling, making their quality closely tied to environmental conditions.   FACTORS AFFECTING THE SHELF LIFE OF PICKLES Without chemical preservatives, pickles depend on natural ingredients and processes to stay fresh. Here are some crucial factors that influence their shelf life. Today, natural preservatives derived from plants and fermentation, such as fermented vinegar powder, potassium cinnamate, and spice extracts, are increasingly used to enhance pickle safety and freshness without compromising the “clean label” demand. 1、Natural Marinade Ingreduents • Pickles submerged in oil or vinegar last longer due to their antibacterial properties. • Modern natural preservatives can work together with oil and vinegar, extending shelf life further while keeping flavors authentic. 2、Fermentation Process • Fermented pickles can last longer due to beneficial bacteria that inhibit harmful microbial growth. • The longer a pickle is allowed to ferment, the more stable it becomes.。 • Using fermentation-derived preservatives (like vinegar powder) helps stabilize pickles naturally, aligning with traditional methods.   TIPS TO EXTEND THE SHELF LIFE OF PICKLES •...

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Potassium Cinnamate: A Scientifically Proven, Safe Antimicrobial Choice for the Food Industry

Potassium Cinnamate: A Scientifically Proven, Safe Antimicrobial Choice for the Food Industry

Weichuang is a national high-tech enterprise specializing in the production of high-activity Acetobacter fermentation products and strain breeding. Its innovative product, Potassium Cinnamate, is emerging as a natural preservative with reliable antimicrobial activity, offering the food industry a new option for clean-label and sustainable development.   1、Effective Antimicrobial Mechanism   Potassium Cinnamate alters the permeability of microbial cell membranes, causing leakage of intracellular substances, while also disrupting metabolic processes and enzyme activity. Effective concentration against molds: 0.05% – 0.1% Effective concentration against bacteria: 0.01% – 0.1% Target microorganisms: Pseudomonas, Enterobacteriaceae, Lactobacillus, Escherichia coli, Gram-positive and Gram-negative bacilli pH range: Broad efficacy across pH 2 – 7   2、Scientifically Validated Safety   A recent study published in LWT – Food Science and Technology (Vol. 215, 2025) has provided systematic evidence of the safety of Potassium Cinnamate. The research was jointly conducted by the Key Laboratory of Fermentation Engineering, Hubei University of Technology, and the State Key Laboratory of Bioreactor Engineering, East China University of Science and Technology.                                          Key findings include: Minimal hemolysis: At concentrations up to 8 mg/mL, the hemolysis rate for rabbit...

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