Some persons like to eat fruit after spraying a pinch of salt over the cut pieces. Doing this definitely enhances the taste of the fruit and also there are other reasons. There might be a lot of germs or bacteria in the fruit.
Spraying of salt will prevent the spreading of germs/bacteria. In this, salt acts as a cleanser. When you soak fresh fruits in water mixed with a pinch of salt, the chemicals & disinfectants sprayed over the fruit get removed.
Some fruits like lemon, orange, and grapes are acidic in property and are likely to create acidity. These fruits contain fibre, vitamins and also acetic pH 3-3.3. When these fruits are taken with salt, it will neutralize the acidic content and helps and improves the digestion system.
Spraying a pinch of salt over the cut pieces of fruits really enhances the taste. It also brings down the degree of sour nature of the fruit. Even if the fruit is not yet ripe, the rawness will not be felt when taken with salt. This is why many people prefer to take fruits after spraying them with a pinch of salt.