Pineapple honey is bad is smelled out, pineapple honey fruit will turn black, eat up will have a sour taste, of course, cooked pineapple honey and bad pineapple honey is very different, cooked too through the pineapple honey will have a wine flavor. 1, from the appearance of pineapple nectar crust will have large black spots, then we should pay attention to see it has black spots on the part of the bad, open and check the inside of the flesh, if the flesh color gray, black spots is best not to eat, if it is a normal flesh is basically a golden yellow or yellow-white, there will be no black. 2, from the taste to distinguish between mature pineapple honey will have a sweet taste, and bad pineapple honey is a strange smell, and eat up will have a sour taste, pineapple honey varieties, some pineapple honey is grafted with durian, durian flavor and durian size is the appearance of pineapple honey, this time do not rush to throw away the pineapple honey with a strange smell, first open it, and then often a taste of the flesh, if the flesh of the fruit is soft and sweet, then there is no If the flesh is soft and sweet, then it is not bad. Pineapple honey ripe and bad difference is great, ripe pineapple honey sweetness will give off a mellow flavor, with some wine flavor, the skin will also become soft, shoot up pang pang, which means that the pineapple honey has been ripe, although some pineapple honey in the bump in the skin may show black spots, but as long as you open to see the inside is not bad is edible, bad pineapple honey is not only the outer skin of the black spots in the situation is serious, but also after opening the inside will have rotten heart. After opening the inside will also have a rotten heart, the taste is not wine flavor, but stink, taste is sour flavor of pineapple honey, basically is bad.