Because there are experiments show: moldy apples on the appearance of normal parts of the exhibition of penicillin content for the moldy parts of 10% -50% (exhibition of penicillin for Aspergillus and Penicillium and other fungi produce a secondary metabolites). That is to say, as long as one part of the fruit appears moldy and rotten, other intact flesh is likely to have infiltrated the mold metabolites.
These mold-contaminated fruit pulp may cause intestinal discomfort when eaten.
And some people may be better, a short period of time and will not have abnormalities, but long-term eating such fruits, slowly health will still be affected, do not take it lightly.
: Dragon fruit (scientific name: Hylocereus undulatus britt) is a cactus in the family Cactaceae.
Its branches are numerous, extended, leaf blade ribs often winged, margins undulate or crenate, dark green to light blue-green, bony; flowers funnel-shaped, open at night; scales ovate-lanceolate to lanceolate, calyx-shaped tepals yellowish-green, linear to linear-lanceolate, petaloid tepals white, oblong oblanceolate, filaments yellowish-white, styles yellowish-white, berries red, oblong-globular, umbilicus small, pulp white Flesh white, red. Seeds obovate, black, umbilicus small, flowering and fruiting from July to December. Distributed from Central America to northern South America, widely cultivated worldwide, climbing by aerial roots on tree trunks, rocks, or walls, 3-300 m above sea level.