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https://www.bakechem.com/acidity-regulator-296-pros-and-cons-used-and-applications.html
Benefits of Acidity Regulator 296 (Malic Acid)
Enhanced Flavor: Malic acid adds a tart or sour taste, sometimes mimicking citrus fruits. This can be beneficial in candies, jams, and soft drinks where a sour kick is desired.
Preservation: By controlling the pH level of food, malic acid can create an environment less hospitable to bacteria, potentially extending shelf life.