Lemons and limes are vibrant citrus fruits that many people use in a variety of dishes, beverages, and desserts. Theyre also some of the main, naturally occurring sources of citric acid a sour-tasting ...

Citric acid is a weak acid that is found naturally in all citrus fruits. Unlike strong acids, weak acids ionize only partially when in solution. If you’ve ever sunk your teeth into a lemon or any ...

A food with a pH below 4.6 is high in acid. This includes many citrus fruits, plums, grapes, pomegranates, and several other fruits. Tomatoes, which are technically a fruit, are also acidic. Defining ...

In a recent study published in Plant Biotechnology Journal, researchers in Spain used a cisgenic approach to metabolically engineer tomatoes and fortify them further with flavonoids and branched-chain ...