In modern society, with smaller family sizes, buying a whole watermelon might not be practical. To meet this need, supermarkets offer pre-cut fruit, allowing consumers to buy half a melon, a few slices, or small fruit platters according to their needs. While convenient, pre-cut fruit can easily lose nutrients and become contaminated by bacteria.
Cut fruit easily loses vitamin C
Fruits are a primary source of vitamin C, which is prone to oxidation in the air. High temperatures and sunlight can also cause it to degrade. For pre-peeled and cut fresh fruit, the nutritional value may be reduced. The UK Consumers' Association conducted a study on the vitamin C content of pre-packaged, cut vegetables and fruits sold in supermarkets. It found that in 13 samples, 4 had vitamin C levels that were half of the amount recorded in reference books.
Improper handling can easily lead to bacterial contamination
The surface of fruit is easily contaminated by pollutants, chemicals, animal waste, or bacteria like Salmonella. If fresh fruit has not been disinfected, its surface may harbor Salmonella. When a knife is used to cut fresh fruit that hasn't been washed, bacteria from the contaminated peel can be transferred to the edible part. If cut fruit is left at room temperature for too long, bacteria can multiply.
Therefore, when buying fruit, it's best to choose whole, uncut fruit. If you must buy pre-packaged cut fruit, be sure to check that the packaging is intact, it is stored in a refrigerated section, and that it has not expired. Additionally, once you get it home, store it in the refrigerator as soon as possible.